If we are to have any hope for the future, those who have lanterns must pass them on to others.

If it is naturally in you to be a good orator, a notable orator you will be when you have acquired knowledge and practice.

He who advises a sick man, whose manner of life is prejudicial to health, is clearly bound first of all to change his patient's manner of life.

Mob rule and emasculation of the wise' and 'who will watch the guardians'?

More will be accomplished, and better, and with more ease, if every man does what he is best fitted to do, and nothing else.

You should not honor men more than truth.

The greatest mistake in the treatment of diseases is that there are physicians for the body and physicians for the soul, although the two cannot be separated.