Galen

The purpose of life is to live virtuously.

Ignorance is the root of all evil.

Reason is the guide of life.

The physician's art is to preserve health and to cure disease.

The soul is immortal.

Fear of death is a greater evil than death itself.

Happiness is the highest good.

The wise man is master of his own passions.

The human body is a masterpiece of divine creation.

To live is to suffer, to survive is to find some meaning in the suffering.

The mind is the pilot of the soul.

Health is the greatest of all possessions.

The universe is governed by eternal laws.

Man is a rational animal.

Knowledge is power.

The physician must be a lover of wisdom.

Death is not an end, but a transformation.

Virtue is its own reward.

The body is a temple of the soul.

All things are in flux.