We do not know a truth without knowing its cause.

Pay attention to the young, and make them just as good as possible.

In the many forms of government which have sprung up there has always been an acknowledgement of justice and proportionate equality, although mankind fail in attaining them, as indeed I have already explained. Democracy, for example, arises out of the notion that those who are equal in any respect are equal in all respects; because men are equally free, they claim to be absolutely equal.

He is courageous who endures and fears the right thing, for the right motive, in the right way and at the right times.

The virtue as the art consecrates itself constantly to what's difficult to do, and the harder the task, the shinier the success.

Philosophy begins with wonder.

Excellence is not an art. It is the habit of practice.