It is a wise man that does know the contented man is never poor, whilst the discontented man is never rich.

Circumstances do not make a man, they reveal him.

Tell the truth. Sing with passion. Work with laughter. Love with heart. 'Cause that's all that matters in the end.

You can best serve civilization by being against what usually passes for it.

Boredom is the root of all evil - the despairing refusal to be oneself.

If you're happy, don't worry you'll get over it.

Achievement brings its own anticlimax.

Great acts are made up of small deeds.

The ultimate authority must always rest with the individual's own reason and critical analysis.

The most courageous act is still to think for yourself. Aloud.

Nothing fixes a thing so intensely in the memory as the wish to forget it.

Gravity is only the bark of wisdom's tree; but it preserves it

Medicine heals diseases of the body, wisdom frees the soul from passions.

Turn your wounds into wisdom.

Each problem that I solved became a rule which served afterwards to solve other problems.

A proverb is much matter distilled into few words.

You have heard that it was said, 'Eye for eye, and tooth for tooth.' But I tell you, do not resist an evil person. If someone strikes you on the right cheek, turn to him the other also.

There are four ways, and only four ways, in which we have contact with the world. We are evaluated and classified by these four contacts: what we do, how we look, what we say, and how we say it.

Without courage, wisdom bears no fruit.

Stupidity is a talent for misconception.

Judge a man by his questions rather than by his answers.