Hatred is a prolific vice; envy, a barren vice.

Even virtue is an art; and even its devotees are divided into those who practise it and those who are merely amateurs.

Conquer, but don't triumph.

The mediocre always feel as if they're fighting for their lives when confronted by the excellent.

Not reading a beautiful book again because you've already read it, that is, as if you were not visiting a dear friend again because you know him already.

Many think that when they have confessed a fault there is no need of correcting it.

The greatest enemy of justice is privilege.