John Locke invented common sense, and only Englishmen have had it ever since!

Laughter is the most inexpensive and most effective wonder drug. Laughter is a universal medicine.

A stupid man's report of what a clever man says can never be accurate, because he unconsciously translates what he hears into something he can understand.

If the West can claim superiority in anything, it is . . . in science and scientific technique.

A good world needs knowledge, kindliness, and courage; it does not need a regretful hankering after the past or a fettering of the free intelligence by the words uttered long ago by ignorant men.

The first man who said "fire burns" was employing scientific method, at any rate if he had allowed himself to be burnt several times. This man had already passed through the two stages of observation and generalization. He had not, however, what scientific technique demands - a careful choice of significant facts on the one hand, and, on the other hand, various means of arriving at laws otherwise than my mere generalization.

Both in thought and in feeling, even though time be real, to realise the unimportance of time is the gate of wisdom.