Every object in the world reflects and emits light on to its surroundings. For instance, while you are looking at this, the light reflected and emitted is going to the back of your eye through your pupil.
This light, after going through a series of processes at the back of your eye, turns into an electrical signal. This electrical signal goes to your brain. At the back of your brain is the centre of vision that makes it possible for you to see. The centre of vision is a small area. This is the tiny area where the electrical signals form the image and that is when you see this reading.
Even trying to explain these processes as briefly as possible takes such a long time, whereas the process is instantaneous. These processes happen so fast that when you look at the book, at that instant you are able to see it.
Isn’t it such a perfect system?
~ HAROON YAHYA ~
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