The facts, gentlemen, and nothing but the facts, for careful eyes are narrowly watching.

Suppose that we are wise enough to learn and know - and yet not wise enough to control our learning and knowledge, so that we use it to destroy ourselves? Even…

The most exciting phrase to hear in science, the one that heralds new discoveries, is not 'Eureka!', but 'That's funny ...'

Self-education is, I firmly believe, the only kind of education there is.