Our opinion of others is not so variable as our opinion of ourselves.

Men are not to be judged by what they do not know, but by what they know, and by the manner in which they know it.

Clearness ornaments profound thoughts.

If virtue were its own reward, it would no longer be a human quality, but supernatural.

The falsest of all philosophies is that which, under the pretext of delivering men from the embarrassment of their passions, counsels idleness and the abandonment and neglect of themselves.

To achieve great things we must live as though we were never going to die.

Emotions have taught mankind to reason.