Vice stirs up war, virtue fights.
If virtue were its own reward, it would no longer be a human quality, but supernatural.
Our failings sometimes bind us to one another as closely as could virtue itself.
Clearness marks the sincerity of philosophers.
It is a great sign of mediocrity to praise always moderately.
The greatest evil that fortune can bring to men is to endow them with feeble resources and yet to make them ambitious.