Ibn Sina (Avicenna)

The wise man does not mourn for what he has lost, but rejoices for what he has.

The greatest victory is that over oneself.

The physician's art is to cure sometimes, relieve often, comfort always.

The best way to predict the future is to create it.

The true physician is one who has seen many diseases and has cured few.

I have learned more from my patients than from my books.

The body is a temple, but only if you treat it as one.

The greatest obstacle to knowledge is the illusion of knowledge.

A physician without philosophy is like a ship without a rudder.

The disease that is not cured by medicine is cured by time.

The wise man seeks wisdom, the fool thinks he has found it.

The best way to keep your health is to eat what you don't want, drink what you don't like, and do what you'd rather not.

I have seen many doctors, but few healers.

The mind is its own place, and in itself can make a heaven of hell, a hell of heaven.

The greatest danger for most of us is not that our aim is too high and we miss it, but that it is too low and we reach it.

The physician is the servant of nature, not its master.

The more I learn, the more I realize how much I don't know.

The greatest mistake you can make in life is to be continually fearing you will make one.

The only way to do great work is to love what you do.

The unexamined life is not worth living.