History is time using light to explain the past.

'Similarity' will always be a step away because everything is infinite.

Size is infinite thus size itself drives mankind to develop better tools to understand size itself.

Why does light travel at a finite speed? Is it because light is the only existence that you cannot add or subtract from? Or can you?

Infinity within infinity is an useless thought. Since when did it stop us from the useless 'CHASE'.

Nothing never has existed. No living thing has ever experience nothing. Something was always there.