How can he possibly be humble? He hasn't done anything yet.

There is a driving force more powerful than steam, electricity and nuclear power: the will.

It is a very grave mistake to think that the enjoyment of seeing and searching can be promoted by means of coercion and a sense of duty. To the contrary, I believe it would be possible to rob even a healthy beast of prey of its voraciousness, if it were possible, with the aid of a whip, to force the beast to devour continuously, even when not hungry.

The unleashed power of the atom has changed everything except our thinking. Thus, we are drifting toward catastrophe beyond conception. We shall require a substantially new manner of thinking if mankind is to survive.

I love Humanity but I hate humans

Time and space are modes by which we think and not conditions in which we live.

You can't solve problems with the same thinking that caused them.