Man," I cried, "how ignorant art thou in thy pride of wisdom!

It is with considerable difficulty that I remember the original era of my being

A human being in perfection ought always to preserve a calm and peaceful mind and never to allow passion or a transitory desire to disturb his tranquility.

A mind of moderate capacity which closely pursues one study must infallibly arrive at great proficiency in that study.

I saw no cause for their unhappiness, but I was deeply affected by it. If such lovely creatures were miserable, it was less strange that I, an imperfect and solitary being, should be wretched.

You are my creator, but I am your master; Obey!

Nothing contributes so much to tranquilize the mind as a steady purpose - a point on which the soul may fix its intellectual eye.