From time immemorial artistic insights have been revealed to artists in their sleep and in dreams, so that at all times they ardently desired them.

Medicine is not merely a science but an art. The character of the physician may act more powerfully upon the patient than the drugs employed.

This is alchemy, and this is the office of Vulcan; he is the apothecary and chemist of the medicine.

All arts lie in man, though not all are apparent. Awakening brings them out. To be taught is nothing; everything is in man waiting to be awakened.

If we want to make a statement about a man's nature on the basis of his physiognomy, we must take everything into account; it is in his distress that a man is tested, for then his nature is revealed.

The interpretation of dreams is a great art.

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.