We cannot freely and wisely choose the right way for ourselves unless we know both good and evil.

No one has a right to consume happiness without producing it.

No matter how dull, or how mean, or how wise a man is, he feels that happiness is his indisputable right.

The world is moved not only by the mighty shoves of the heroes, but also by the aggregate of the tiny pushes of each honest worker.

No pessimist ever discovered the secrets of the stars, or sailed to an uncharted land, or opened a new heaven to the human spirit.

Every modern war has had its root in exploitation