The double law of attraction and radiation or of sympathy and antipathy, of fixedness and movement, which is the principle of Creation, and the perpetual cause of life.

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.

A man should live with his superiors as he does with his fire: not too near, lest he burn; nor too far off, lest he freeze.

The double law of attraction and radiation or of sympathy and antipathy, of fixedness and movement, which is the principle of Creation, and the perpetual cause of life.

That which we do for ourselves dies with us … that which we do for others lives forever.

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.

Force, unregulated or ill-regulated, is not only wasted in the void, like that of gunpowder burned in the open air, and steam unconfined by science; but, striking in the dark, and its blows meeting only the air, they recoil, and bruise itself.