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

But is not He who created it for the sake of the sick body more than the remedy? And is not He who cures the soul, which is more than the body, greater?

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

All things are poisons. It is simply the dose that distinguishes between a poison and a remedy.

Some children are born from heaven and others are born from hell, because each human being has his inherent tendencies, and these tendencies belong to his spirit, and indicate the state in which he existed before he was born.

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?

Nature is a light, and by looking at Nature in her own light we will understand her. Visible Nature may be seen in her visible light; invisible Nature may become visible if we acquire the power to perceive her invisible light.