Let no one destitute of geometry enter my doors.

Is it not also true that no physician, in so far as he is a physician, considers or enjoins what is for the physician's interest, but that all seek the good of their patients? For we have agreed that a physician strictly so called, is a ruler of bodies, and not a maker of money, have we not?

To be at once exceedingly wealthy and good is impossible.

He who wishes to serve his country must have not only the power to think, but the will to act

Man is a biped without feathers.

For a man to conquer himself is the first and noblest of all victories... The first and greatest victory is to conquer yourself; to be conquered by yourself is of all things most shameful and vile.

Can any man be courageous who has the fear of death in him?