Civilization is being poisoned by its own waste products.

The wisdom of the wise is an uncommon degree of common sense.

Prayer gives a man the opportunity of getting to know a gentleman he hardly ever meets. I do not mean his maker, but himself.

The object of studying philosophy is to know one's own mind, not other peoples.

A nation is a society united by a delusion about its ancestry and by common hatred of its neighbours.

"This is old, therefore it is good"; the other says, "This is new, therefore it is better."

Experience proves that none is so cruel as the disillusioned sentimentalist.