Silence is true wisdom's best reply.
Euripides

Animals, in their generation, are wiser than the sons of men; but their wisdom is confined to a few particulars, and lies in a very narrow compass.
Joseph Addison

The hunger for facile wisdom is the root of all false philosophy.
George Santayana

Wisdom comes by disillusionment.
George Santayana

Children also have artistic ability, and there is wisdom in there having it! The more helpless they are, the more instructive are the examples they furnish us; and they must be preserved free of corruption from an early age.
Paul Klee

Wisdom and penetration are the fruit of experience, not the lessons of retirement and leisure. Great necessities call out great virtues.
Abigail Adams

Always keep your mind as bright and clear as the vast sky, the great ocean, and the highest peak, empty of all thoughts. Always keep your body filled with light and heat. Fill yourself with the power of wisdom and enlightenment.
Morihei Ueshiba

Every speaker has a mouth; An arrangement rather neat. Sometimes it's filled with wisdom. Sometimes it's filled with feet.
Robert Orben

The wisdom of the wise and the experience of the ages are perpetuated by quotations.
Benjamin Disraeli

Mixing one's wines may be a mistake, but old and new wisdom mix admirably.
Bertolt Brecht

To conquer fear is the beginning of wisdom.
Bertrand Russell

Fear is the main source of superstition, and one of the main sources of cruelty. To conquer fear is the beginning of wisdom.
Bertrand Russell

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

Wisdom is learning what to overlook.
William James

One of the greatest pieces of economic wisdom is to know what you do not know.
John Kenneth Galbraith

The enemy of the conventional wisdom is not ideas but the march of events.
John Kenneth Galbraith

More helpful than all wisdom is one draught of simple human pity that will not forsake us.
George Eliot

In the vain laughter of folly wisdom hears half its applause.
George Eliot

Music is a higher revelation than all wisdom and philosophy.
Ludwig van Beethoven

Science gives us knowledge, but only philosophy can give us wisdom.
Will Durant