An optimist is a person who sees a green light everywhere, while a pessimist sees only the red stoplight. . . The truly wise person is colorblind.

Truth has not special time of its own. Its hour is now — always and indeed then most truly when it seems unsuitable to actual circumstances.

Example is not the main thing in influencing others. It is the only thing.

A man does not have to be an angel in order to be saint.

Grow into your ideals so that life cannot rob you of them.

Until he extends his circle of compassion to include all living things, man will not himself find peace.

Reverence for life brings us into a spiritual relation with the world which is independent of all knowledge of the universe.

the tragedy of life is not that we die, but is rather, what dies inside a man while he lives.