The tyranny of the ignoramuses is insurmountable and assured for all time.

My life is a simple thing that would interest no one. It is a known fact that I was born, and that is all that is necessary.

One must not attempt to justify them, but rather to sense their nature simply and clearly.

Even if you have to go through hell - go without hesitation.

I have no extraordinary ability. I'm simply an inquisitive individual.

It is impossible to get out of a problem by using the same kind of thinking that it took to get into it.

If the moon, in the act of completing its eternal way around the earth, were gifted with self-consciousness, it would feel thoroughly convinced that it was traveling its way of its own accord on the strength of a resolution taken once and for all. So would a Being, endowed with higher insight and more perfect intelligence, watching man and his doings, smile about man's illusion that he was acting according to his own free will.