Introduction
What is time? You may ask what a useless question? Time is
Time! What do you mean by “What is time”? Some of us try to answer: Time is
money. Well, that is a crude comparison and not a definition of time. Time is
something which is so basic and obvious in our lives that all of us take time
phenomenon for granted. In this article, I am trying to explain the problems
related to our understanding of time, how we can perceive it and what are the
philosophical implications of this understanding.
Problem
Lets try to define time with our current perception and
check if we are able to define it properly. How do we perceive time? Lets
understand it in terms of events because this is the most fundamental way in
which we deal with time in our lives (types of time are discussed later in this
article). From this perspective, it has three fundamental elements: past,
present and future. If we analyze our understanding of these elements then we
may be able to define time as well.
Past: Events which we have already experienced.
Present: Events happening NOW.
Future: Events which may occur.
Let me propose a hypothesis first and see if it sustains till
the end.
“Time may be a
phenomenon which enables events to happen in a sequential order i.e. one after
the other.”
But who creates this perception of sequentiality? It is a
universal phenomenon or it is an illusion created by our mind? Imagine what would
happen if we stop thinking about past and future and fully concentrate on
present? Would this sequentiality of time vanish? Read on to see if it is
really true. In coming paragraphs, I would take the three time elements and try
to analyze them one by one.
Past:
It is nothing but a bunch of experiences which we recall and
try to correlate with. Our left brain is responsible for all this correlation
and if somehow our left brain stops working, there would not be any past
for us. We would not be able to correlate to anything1. Past can
also be compared to reading a dictionary. It is just an act of referring to a
bunch of information and nothing else. Would there be any concept of past in a
new born baby or a person who has lost his memory?
It is easy to explain this concept to an IT professional dealing
with databases. When a software program is executed and it access data stored
in the computer and processes it, should we say that the program has a past?
Certainly the answer would be NO. So, we can compare ourselves with the software
program which accesses stored information in our brain and calls it past!
So essentially there is no past as we know it. It is just an
illusion created by our brain.*1
Present:
How do we come to know about what is happening out there in
the world? We are completely dependent on our sensory organs and brain. But these body parts take some time in
processing this information, try to relate to it with memory and we finally
perceive what is happening. This processing adds a certain delay and the information
which we perceive had already happened meanwhile. There must be something else
ongoing outside while we sense, process and perceive this information. Our
present is actually past already! The Sun which we see is what it ‘was’ approximately
eight minutes ago because information flow in our lives happens at the speed of
light.. Even though suppose we are able to perceive this information instantaneously,
how reliable is this data12?
Also, how granular the concept of present should be? Should we
take the event of one second in one go, consider it as ‘present’ and process it
or we should take only 1 millisecond of events considering it as present? I mean
how to put a needle on a timescale which indicates ‘present’ time. We can put
this needle on a timescale which measures in milliseconds, microseconds, nanoseconds
and so on. Scientists have been able to put this needle at an accuracy of Plank’s
time (10-43 seconds)13. If we go below this time
granularity, time ceases to exist according to latest findings.
So, in a nutshell the exact present is not knowable at least
with the current scientific progress.
Future:
Similar to past, future is a creation of our brain. Based on
present data, and past experiences, brain tries to predict the most probable
outcome. This outcome is completely based on personal experiences and it has
nothing to do with what we might actually experience in future. This is the
best possible outcome which our brain predicts out of infinite possibilities. Again
this feeling of what is going to come is actually happening in present and is a
part of present data processing. This probabilistic prediction of our brain gives
forward direction to time. We feel something is going to come our way but in a
way it just an illusion.
It looks like if we have to analyze and define time in terms
of past, present and future, we have many questions unanswered and direction or
feeling of passing time is only an illusion created by our brain.
Investigations till Now
Einstein once said: “time is something which prevents
everything from happing at once”. It is a very important ingredient for keeping
the creation in the way it is.
I would try to cover few important properties of time which
we know as of now and few points where investigations are still ongoing. I
shall not be able to cover everything related to time here and hence I would
cover only those topics which are important for understanding my view of time.
Direction of Time
For our universe, the direction of time is set in such a way
that the total entropy of the universe always keeps increasing*2. A cup
is always meant to be broken*3. So, everything is disintegrating
continuously. The construction which is happening is at the cost of higher
destruction.
Types of Time
Does a person in deep sleep have sense of time? When we are
in deep sleep, are we aware of time? Certainly not. It may indicate that time
comes into picture for us only after we get up from deep sleep state. This should
be a good assumption. But why do we see the world around us changed once we get
up? This means at the same time, time is not there and is also there. Does this
mean that we have two types of time? One which stops when we sleep and the
other independent one which goes on. In fact scientists believe that there are
three different types of time: relative (according to theory of relativity),
psychological (slowing down of time when we are bored and time flies by when we
are busy) and universal or absolute (proposed by Newton). Out of these three
types two are observer dependent (relative and psychological) and universal
time operates at a different level.
Time Dilation4
The concept of relative time came into picture after theory
of relativity was proposed. Before this theory was proposed, there was only one
type of time and it was considered absolute time. This theory tells us that if
an object is travelling at a speed comparable to speed of light, time starts to
slow down. That means if we are in a spaceship which travels near speed of
light, we would be able live a lot longer than we staying on earth. This is a
very good example of relativity of time with respect to an observer.
My View and Philosophical Implications
For the observer dependent time which we are concerned about
in this article, it is my view that it is nothing but events which we experience. Whatever phenomenon
time is, it has to come to us in terms of events and we get to know about these
events if we choose to experience them. This world is something like watching a
holographic movie. You stop watching it and it is gone for you. Movie still is
played in absolute time for the remaining viewers. So:
Time
= experience
Here by time I strictly mean the relative or psychological time
(To be honest I am not very sure how does universal time work. It may be a
relative time in a multiverse J).
From the above equality, it can be deduced that if
experience = 0; time = 0. It means if there is no experience, there is no time.
Time ceases to exist if there is no experience of anything. Before going any
further, lets analyze what does experience = 0 mean? This means no processing
of events at any level of being. In Indian philosophy we have many levels of
being. What we perceive with our physical body is not the end of it. Beyond
this we have pranic, astral, mental and spiritual/causal bodies. We have to
stop experiencing at all these levels.
But the biggest question is how to make experience = 0?
Before getting into understanding it, lets analyze two
points.
What Einstein meant?
What Einstein was trying to convey when he said: “time is
something which prevents everything from happing at once”? This means if the
concept of time is not there, everything shall happen at once. We can deduce
from this understanding that whatever is there to experience, it is right here
and can be seen in one go. Time only prevents us from seeing everything in one
shot and keeps events sequential and we are bound to see things in slow and
sequential way.
Total Experience
If we take a slice of all the events experienced by all
beings at any moment of time in this creation, this could be the sum total of
all individual experiences and we can call it ‘total experience’. In this total
experience nothing is excluded. Individual experiences are like seeing a picture
from different holes made in a sheet of paper16. But if we have to
see the whole picture using these holes in the paper, we need to see through
all the holes one by one to guess the whole picture. If we remove the sheet of
paper, whole picture is there in front of us in one shot. In our case, the
sheet of paper with holes is nothing but time. Time opens infinite windows for
infinite beings to experience the partial views of this creation. If God is the
ultimate experiencer, God has the capability of experiencing everything at
once. There is no sheet of paper for God. This also means there is nothing left
for him/her to experience. God can look at the picture from all the holes
simultaneously. And this is called total experience. This is the reason God is
called omnipresent, omniscient and omnipotent.
Considering the two points above, we have three choices to
make experience = 0.
Become one with God
As there is nothing left for God to experience, things to be
experienced for God is zero i.e. experience = 0. So, if we become one with God,
time shall stop for us. We would be able to experience everything at once. We would
be able to see through all the holes in the sheet of paper in one go. So, start
working towards realizing God. Guide all your future experiences towards God
realization.
Out of the infinite events left to be experienced, there is
a shortest path which is to guide your experience of all events towards
realizing the ultimate reality which is God himself. No wonder Indian
scriptures suggest us to get rid of this sense of doership and devote
everything, every thought to God. It goes on saying that realize the fact that
we are just a tool in God’s hands or a puppet in the big drama of life. Today
we are playing a different role and tomorrow or in another life it may be something
else.
At the same time if we have to become one with God, we have
to start thinking like God. The universal compassion; indifference in heat-cold,
pleasure-pain etc; thinking at universal level and not at individualistic level
could be some of the behaviors which we can guess God might have.
Stop Desiring
What could happen if we choose not to experience the events
of this world? In this case also the remaining events left to be experienced
could become zero. Having unfulfilled desires always brings us back to this
world and we are bound to get all our desires fulfilled.
So, we have to stop
desiring if we want to get out of this world.
But it is not possible to have no desire (and hence no
action) if we are alive in any plane of existence. So, we can choose to desire
God realization and nothing else. All our actions should be towards this desire
only. We can choose to experience God (‘s will) in every event which we perceive.
Experience Everything
If you do not believe in God or desire the worldly
experiences a lot then you are left with only one choice: experience everything
with time. This you are doing anyways. This way of getting to the end is also
absolutely fine but you have to be ready for painful experiences as well
because everything in this world is not according to our wish. Even if you do
not desire to realize God, you have to return to the source once your time
comes. This is bound to happen to all of us ultimately.
If this looks too gloomy to you, great seers come to our
rescue and proclaim that the speed of experiencing events increases many folds
through meditation. So, through meditative experiences we can live many lives
in a single life. Thuis way we can experience everything as well and reach our
destiny faster.
Final Note
Probably all the scriptures, holy books, painful
experiences, avatars always try to point us towards the ultimate truth which is
God realization. They always give us a hint that there is a shorter path to salvation/nirvana
or in other words of becoming God. Holy books are guides to the souls who have
woken up and do not want to take the longest path.
Now coming to the point that what is the proof of whatever I
have claimed in this article? Firstly, whatever I have written here seems very
logical (at least) to me and on top of that it comes out of my experiences and
realizations till now. As this whole article talks in terms of relative time
and how to stop it, nobody else can prove these things for you. You have to
prove it for yourself and see if my conclusions are correct. This is the
biggest problem with any spiritual theory, it has to be proven for every
individual separately and by their own actions and methods. These theories cannot
be proven on a sheet of paper and published in a journal with a verifiable
proof. ‘Realization’ of a truth is always individualistic and not universal as
any scientific theory is. We all know that we should not tell lies but how many
of us really ‘realize’ it? At least I cannot realize it for you :)
Index
*1. What we call past is actually recalled and experienced
in present. We do not start living in the past. So, this is not something
already happened but that ‘past’ happens in present.
*2. This raises a possibility that there could be a universe
somewhere where time is set in opposite direction i.e. entropy of that universe
would always decrease. In that universe a broken cup is always meant to be reassembled.
It is also clear from theory of relativity that in this universe everything
travels at a speed that is higher than the speed of light15.
*3. You may argue that making a cup is actually reducing the
entropy as it is some kind of construction. But consider the process of making
the cup it requires raw material which comes from nature, it needs heat energy
for molding which comes again from nature. This way the total entropy of the
universe actually increases.
References:
2. A Brief History of Time by Stephen Hawking
3. The Process of Spiritual Practice by Swami
Krishnananda;
4.
Time Dilation; http://en.wikipedia.org/wiki/Time_dilation
5.
Time Perception; http://en.wikipedia.org/wiki/Time_perception
6.
Arrow of Time; http://en.wikipedia.org/wiki/Arrow_of_time
7.
Entropy and Arrow of Time; http://en.wikipedia.org/wiki/Entropy_(arrow_of_time)
8.
SAND13 Europe Talks;
9.
The Mystery of Perception During Near Death
Experiences - Pim van Lommel; https://www.youtube.com/watch?v=avyUsPgIuQ0&list=PLwBxg78hmjPtMXy28FZ3QckmL5g2redcu
10.
Lessons on Upnishadas by Swami Krishnananda,
Chapter 12;
12.
Perception based on sensory organs; http://en.wikipedia.org/wiki/Sense#Perception_not_based_on_a_specific_sensory_organ
13.
Plank’s Time; http://en.wikipedia.org/wiki/Planck_time
14.
Reliability of sensor based perception; http://www.theoryofknowledge.net/ways-of-knowing/sense-perception/how-reliable-is-the-knowledge-provided-to-us-by-our-senses/
15.
Techyons; http://en.wikipedia.org/wiki/Tachyon
16.
Like the flowing river by Paulo Coelho, Page 32.
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