The interpretation of dreams is a great art.

Thoughts give birth to a creative force that is neither elemental nor sidereal. Thoughts create a new heaven, a new firmament, a new source of energy, from which new arts flow. When a man undertakes to create something, he establishes a new heaven.

The book of Nature is that which the physician must read; and to do so he must walk over the leaves.

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.

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.

Medicine rests upon four pillars - philosophy, astronomy, alchemy, and ethics.

Every body consists of three ingredients. The names of these are Sulphur, Mercury, and Salt.