The price of wisdom is above rubies.

Wisdom is the principal thing; therefore get wisdom; and with all thy getting get understanding.

It may be a mistake to mix different wines, but old and new wisdom mix admirably.

The function of wisdom is to discriminate between good and evil.

There is this difference between happiness and wisdom: he that thinks himself the happiest man, really is so; but he that thinks himself the wisest, is generally the greatest fool.

If one is too lazy to think, too vain to do a thing badly, too cowardly to admit it, one will never attain wisdom.

Knowledge is proud that he has learned so much; Wisdom is humble that he knows no more.

The wisest people are the clowns, like Harpo Marx, who would not speak. If I could have anything I want I would like God to listen to what Harpo was not saying, and understand why Harpo would not talk.

Wise men are not wise at all times.

Fortune seldom troubles the wise man. Reason has controlled his greatest and most important affairs, controls them throughout his life, and will continue to control them.