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

The art of healing comes from nature, not from the physician. Therefore the physician must start from nature, with an open mind.

The beginning of wisdom is the beginning of supernatural power.

All that man needs for health and healing has been provided by God in nature, the Challenge of science is to find it.

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.

Anyone who imagines that all fruits ripen at the same time as the strawberries knows nothing about grapes.

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.