By teaching others you will learn yourself.

Laughter relieves us of superfluous energy, which, if it remained unused, might become negative, that is, poison. Laughter is the antidote.

Better to die than live in sleep.

Love without knowledge is demonic.

To know all, it is necessary to know very little; but to know that very little, one must first know pretty much.

The first reason for people's slavery is our ignorance, and above all, our ignorance of ourselves.

Knowledge can be acquired by a suitable and complete study, no matter what the starting point is. Only one must know how to "learn." What is nearest to us is man; and you are the nearest of all men to yourself. Begin with the study of yourself; remember the saying "Know thyself."