Most of the fundamental ideas of science are essentially simple, and may, as a rule, be expressed in a language comprehensible to everyone.
I believe that a simple and unassuming manner of life is best for everyone, best both for the body and the mind.
The unleashed power of the atom has changed everything save our modes of thinking and we thus drift toward unparalleled catastrophe.
Any man who reads too much and uses his own brain too little falls into lazy habits of thinking.
The only real valuable thing is intuition.
I am not only a pacifist but a militant pacifist. I am willing to fight for peace. Nothing will end war unless the people themselves refuse to go to war.
Everybody is a genius. But if you judge a fish by its ability to climb a tree, it will live its whole life believing that it is stupid.
Most people say that it is the intellect which makes a great scientist. They are wrong: it is character.
Great spirits have always encountered violent opposition from mediocre minds.
The true sign of intelligence is not knowledge but imagination.
Knowledge and ego are directly related. the less knowledge, the greater the ego
You cannot simultaneously prevent and prepare for war.
We should take care not to make the intellect our goal; it has, of course, powerful muscles, but no personality.