What the eyes perceive in herbs or stones or trees is not yet a remedy; the eyes see only the dross.

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.

There is an earthly sun, which is the cause of all heat, and all who are able to see may see the sun; and those who are blind and cannot see him may feel his heat. There is an Eternal Sun, which is the source of all wisdom, and those whose spiritual senses have awakened to life will see that sun and be conscious of His existence; but those who have not attained spiritual consciousness may yet feel His power by an inner faculty which is called Intuition.

The universities do not teach all things ... so a doctor must seek out old wives, gypsies, sorcerers, wandering tribes, old robbers, and such outlaws and take lessons from them. A doctor must be a traveller . . . Knowledge is experience.

Dreams are not without meaning wherever they may come from — from fantasy, from the elements, or from another inspiration.

The human body is vapor materialized by sunshine mixed with the life of the stars.

Since nothing is so secret or hidden that it cannot be revealed, everything depends on the discovery of those things that manifest the hidden.