Everything actual must also first have been possible, before having actual existence.

The universal medicine for the Soul is the Supreme Reason and Absolute Justice; for the mind, mathematical and practical Truth; for the body, the Quintessence, a combination of light and gold.

If the effort also is predestined, it is not the less our effort, made of our free will.

Philosophy is a kind of journey, ever learning yet never arriving at the ideal perfection of truth.

Toleration, holding that every other man has the same right to his opinion and faith that we have to ours; and liberality, holding that as no human being can with certainty say, in the clash and conflict of hostile faiths and creeds, what is truth, or that he is surely in possession of it, so everyone should feel that it is quite possible that another equally honest and sincere with himself, and yet holding the contrary opinion, may himself be in possession of the truth.

Two forms of government are favorable to the prevalence of falsehood and deceit. Under a Despotism, men are false, treacherous, and deceitful through fear, like slaves dreading the lash. Under a Democracy they are so as a means of attaining popularity and office, and because of the greed for wealth.

The sources of our knowledge of the kabalistic doctrines are the books of Yetzirah and Zohar, the former drawn up in the second century, and the latter a little later; but they contain materials much older than themselves...In them, as in the teachings of Zoroaster, everything that exists emanates from a source of infinite Light.