Wisdom

Be wise with speed; a fool at forty is a fool indeed

Who knows, the mind has the key to all things besides

One must be a wise reader to quote wisely and well

The investigation of the meaning of words is the beginning of education

Not to unlearn what you have learned is the most necessary kind of learning.

The road to excess leads to the palace of wisdom...for we never know what is enough until we know what is more than enough

The wrath of the lion is the wisdom of God

If the lion was advised by the fox, he would be cunning

If the fool would persist in his folly he would become wise

The tigers of wrath are wiser than the horses of instruction

The hours of folly are measured by the clock, but of wisdom no clock can measure.

Science is knowledge arranged and classified according to truth, facts, and the general laws of nature

The scientist is a lover of truth for the very love of truth itself, wherever it may lead

In the frank expression of conflicting opinions lies the greatest promise of wisdom in governmental action.

I would not attack the faith of a heathen without being sure I had a better one to put in its place

One wise man's verdict outweighs all the fools

Everything has been said, and we have come too late, now that men have been living and thinking for seven thousand years and more

The wise person often shuns society for fear of being bored.

Those who would administer wisely must, indeed, be wise, for one of the serious obstacles to the improvement of our race is indiscriminate charity

It is the mind that makes the body rich