It is hard for a woman with whom an uncircumcised man has had sexual intercourse to separate from him. In my opinion this is the strongest of the reasons for circumcision.

The more necessary a thing is for living beings, the more easily it is found and the cheaper it is; the less necessary it is, the rarer and dearer it is.

It is thus necessary to examine all things according to their essence, to infer from every species such true and well established propositions as may assist us in the solution of metaphysical problems.

Commune with your own heart upon your bed, and be still.

It is well known among physicians that the best of the nourishing foods is the one that the Moslem religion forbids, i.e., Wine. It contains much good and light nourishment. It is rapidly digested and helps to digest other foods.

Man's obsession to add to his wealth and honor is the chief source of his misery.

God who preceded all existence is a refuge.