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.

And it is true, best is nothing concealed which shall not be discovered; for which cause a marvellous being shall come after me, who as yet lives not, and who shall reveal many things.

Poison is in everything, and no thing is without poison. The dosage makes it either a poison or a remedy.

The art of medicine cannot be inherited, nor can it be copied from books

Men who are devoid of the power of spiritual perception are unable to recognize anything that cannot be seen externally.

In every human being there is a special heaven, whole and unbroken.

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?