A man begins cutting his wisdom teeth the first time he bites off more than he can chew.
Herb Caen

A prudent question is one-half of wisdom.
Francis Bacon

All this worldly wisdom was once the unamiable heresy of some wise man.
Henry David Thoreau

By three methods we may learn wisdom: First, by reflection, which is noblest; Second, by imitation, which is easiest; and third by experience, which is the bitterest.
Confucius

Cleverness is not wisdom.
Euripides

Common sense in an uncommon degree is what the world calls wisdom.
Samuel Taylor Coleridge

Does wisdom perhaps appear on the earth as a raven which is inspired by the smell of carrion?
Friedrich Nietzsche

Every man is a damn fool for at least five minutes every day; wisdom consists in not exceeding the limit.
Elbert Hubbard

He dares to be a fool, and that is the first step in the direction of wisdom.
James Huneker

He who devotes sixteen hours a day to hard study may become at sixty as wise as he thought himself at twenty.
Mary Wilson Little

Honesty is the first chapter in the book of wisdom.
Thomas Jefferson

In seeking wisdom thou art wise; in imagining that thou hast attained it - thou art a fool.
Lord Chesterfield

It is a characteristic of wisdom not to do desperate things.
Henry David Thoreau

It is astonishing with how little wisdom mankind can be governed, when that little wisdom is its own.
William Ralph Inge

It requires wisdom to understand wisdom: the music is nothing if the audience is deaf.
Walter Lippmann

Knowledge comes, but wisdom lingers.
Alfred Lord Tennyson

Learning sleeps and snores in libraries, but wisdom is everywhere, wide awake, on tiptoe.
Josh Billings

Memory is the mother of all wisdom.
Aeschylus

Never does nature say one thing and wisdom another.
Juvenal

Nine-tenths of wisdom is being wise in time.
Theodore Roosevelt