The physician must have at his command a certain ready wit, as dourness is repulsive both to the healthy and the sick.

Life is short, the art long.

All diseases begin in the gut.

Wherefore the heart and the diaphragm are particularly sensitive, they have nothing to do, however, with the operations of the understanding, but of all these the brain is the cause.

About medications that are drunk or applied to wounds it is worth learning from everyone; for people do not discover these by reasoning but by chance, and experts not more than laymen.

Where prayer, amulets and incantations work it is only a manifestation of the patient's belief.

I will not give to a woman a pessary to cause abortion.