Student: Dr. Einstein, Aren't these the same questions as last year's [physics] final exam? Dr. Einstein: Yes; But this year the answers are different.

People like us, who believe in physics, know that the distinction between past, present, and future is only a stubbornly persistent illusion.

You cannot simultaneously prevent and prepare for war.

Everything what's inspiring has been created by one who could work in freedom

There two things that are infinite, human stupidity and the universe, I don't know about the universe

Today we must abandon competition and secure cooperation. This must be the central fact in all our considerations of international affairs; otherwise we face certain disaster. Past thinking and methods did not prevent world wars. Future thinking must prevent wars...The stakes are immense, the task colossal the time is short. But we may hope- we must hope- that man's own creation, man's own genius, will not destroy him.

The most incomprehensible thing about the world is that it is comprehensible.