A mortal lives not through that breath that flows in and that flows out. The source of his life is another and this causes the breath to flow.

When a man undertakes to create something, he establishes a new heaven, as it were, and from it the work that he desires to create flows into him... For such is the immensity of man that he is greater than heaven and earth.

All things are poisons, for there is nothing without poisonous qualities. It is only the dose which makes a thing poison.

The spirit is the master; imagination the tool, and the body the plastic material ...The power of the imagination is a great factor in medicine. It may produce diseases in man and in animals, and it may cure them ..Ills of the body may be cured by physical remedies or by the power of the spirit acting through the soul.

Although Alchemy has now fallen into contempt, and is even considered a thing of the past, the physicain should not be influenced by such judgements.

The highest degree of a medicine is Love.

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