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

Nature also forges man, now a gold man, now a silver man, now a fig man, now a bean man.

We do not know it because we are fooling away our time with outward and perishing things, and are asleep in regard to that which is real within ourself.

Then God sends us such a messenger who appears to us in spirit, warns us, consoles us, teaches us, and brings us His good tidings.

Let no one who can be his own belong to another.

This process is alchemy: its founder is the smith Vulcan.

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