Everything is a drug; it depends on the dose.

Men who are devoid of the power of spiritual perception are unable to recognize anything that cannot be seen externally.

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.

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

However, anyone to whom this happens should not leave his room upon awakening, should speak to no-one, but remain alone and sober until everything comes back to him, and he recalls the dream.

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.

In every human being there is a special heaven, whole and unbroken.