Man is never truly himself except when he is actively creating something.

Of course, there is some truth in advertising. There's yeast in bread, but you can't make bread with yeast alone. Truth in advertising is like leaven, which a woman hid in three measures of meal. It provides a suitable quantity of gas, with which to blow out a mass of crude misrepresentation into a form that the public can swallow.

The only ethical principle which has made science possible is that the truth shall be told all the time. If we do not penalize false statements made in error, we open up the way for false statements by intention. And a false statement of fact, made deliberately, is the most serious crime a scientist can commit.

The people who hanged Christ never, to do them justice, accused Him of being a bore - on the contrary; they thought Him too dynamic to be safe. It has been left for later generations to muffle up that shattering personality and surround Him with an atmosphere of tedium.

No share-pusher could vend his worthless stock, if he could not count on meeting, in his prospective victim, an unscrupulous avarice as vicious as his own, but stupider. Every time a man expects, as he says, his money to work for him, he is expecting other people to work for him.

But suppose one doesn't quite know which one wants to put first. Suppose," said Harriet, falling back on words which were not her own, "suppose one is cursed with both a heart and a brain?" "You can usually tell," said Miss de Vine, "by seeing what kind of mistakes you make. I'm quite sure that one never makes fundamental mistakes about the thing one really wants to do. Fundamental mistakes arise out of lack of genuine interest. In my opinion, that is.

But if it ever occurs to people to value the honor of the mind equally with the honor of the body, we shall get a social revolution of a quite unparalleled sort — and very different from the kind that is being made at the moment.