The disadvantage of men not knowing the past is that they do not know the present.

There are no uninteresting things, only uninterested people.

The repetition in Nature may not be a mere recurrence; it may be a theatrical encore.

It is not merely true that a creed unites men. Nay, a difference of creed unites men - so long as it is a clear difference. A boundary unites. Many a magnanimous Moslem and chivalrous Crusader must have been nearer to each other, because they were both dogmatists, than any two agnostics. "I say God is One," and "I say God is One but also Three," that is the beginning of a good quarrelsome, manly friendship.

Man does not live by soap alone; and hygiene, or even health, is not much good unless you can take a healthy view of it or, better still, feel a healthy indifference to it.

A man cannot deserve adventures; he cannot earn dragons and hippogriffs.

My brother, Cecil Edward Chesterton, was born when I was about five years old; and, after a brief pause, began to argue. He continued to argue to the end. I am glad to think that through all those years we never stopped arguing; and we never once quarreled. Perhaps the principal objection to a quarrel is that it interrupts an argument.