The art of medicine has its roots in the heart.

What sense would it make or what would it benfit a physician if he discovered the origin of the diseases but could not cure or alleviate them?

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?

It is said that a wise man rules over the stars, but this does not mean that he rules over the influences which come from the stars in the sky. It means that he rules over the powers which exist in his own constitution.

For one country is different from another; its earth is different, as are its stones, wines, bread, meat, and everything that grows and thrives in a specific region.

All numbers are multiples of one, all sciences converge to a common point, all wisdom comes out of one center, and the number of wisdom is one.

Nothing is hidden so much that it wouldn't be revealed through its fruit.