All schools, all colleges, have two great functions: to confer, and to conceal, valuable knowledge. The theological knowledge which they conceal cannot justly be regarded as less valuable than that which they reveal. That is, when a man is buying a basket of strawberries it can profit him to know that the bottom half of it is rotten.

'Don't you worry, and don't you hurry.' I know that phrase by heart, and if all other music should perish out of the world it would still sing to me.

As a boy, I once saw a cart of melons that sorely tempted me. I sneaked up to the cart and stole a melon. I went into the alley to devour it, but no sooner had I set my teeth into it, than I paused, a strange feeling coming over me. I came to a quick conclusion. Firmly, I walked up to that cart, replaced the melon - and took a ripe one.

I am persuaded that the world has been tricked into adopting some false and most pernicious notions about consistency - and to such a degree that the average man has turned the rights and wrongs of things entirely around and is proud to be "consistent," unchanging, immovable, fossilized, where it should be his humiliation.

... No photograph ever was good, yet, of anybody - hunger and thirst and utter wretchedness overtake the outlaw who invented it! It transforms into desperadoes the weakest of men; depicts sinless innocence upon the pictured faces of ruffians; gives the wise man the stupid leer of a fool, and the fool an expression of more than earthly wisdom.

Your actions speak so much louder than words.

Such is professional jealousy; a scientist will never show any kindness for a theory which he did not start himself.