Live as if you were to die tomorrow. Learn as if you were to live forever.

It is unwise to be too sure of one's own wisdom. It is healthy to be reminded that the strongest might weaken and the wisest might err.

Truth is superior to man s wisdom.

Life is but an endless series of experiments.

An eye for an eye makes the whole world blind.

The test of friendship is assistance in adversity-and that, too, unconditional assistance. Cooperation which needs consideration is a commercial contract, and not friendship. Conditional cooperation is like adulterated cement which does not bind.

Strength does not come from physical capacity. It comes from an indomitable will.

Let our first act each morning be the following resolve: I shall not fear anyone on Earth. I shall fear only God.

Fear of disease killed more men than disease itself.

There would be no one to frighten you if you refused to be afraid.