Time is a brisk wind, for each hour it brings something new... but who can understand and measure its sharp breath, its mystery and its design?
Fasting is the greatest remedy-- the physician within.
The interpretation of dreams is a great art.
Know that the philosopher has power over the stars, and not the stars over him.
The art of medicine cannot be inherited, nor can it be copied from books
Poison is in everything, and no thing is without poison. The dosage makes it either a poison or a remedy.