We still do not know one thousandth of one percent of what nature has revealed to us.
I never think of the future. It comes soon enough.
The measure of intelligence is the ability to change.
The only reason for time is so that everything doesn't happen at once.
What really interests me is whether God had any choice in the creation of the world.
It is strange to be known so universally and yet to be so lonely.
I want to know all God’s thoughts; all the rest are just details.
Gravitation is not responsible for people falling in love.
You cannot prevent and prepare for war at the same time.
The only source of knowledge is experience.