For he, indeed, who looks into the face of a friend beholds, as it were, a copy of himself.

Where is there dignity unless there is honesty?

Nature herself has imprinted on the minds of all the idea of God

He does not seem to me to be a free man who does not sometimes do nothing.

We should be as careful of our words as of our actions.

It is our own evil thoughts which madden us.

Not only is there an art in knowing a thing, but also a certain art in teaching it.