He who wishes to serve his country must have not only the power to think, but the will to act

Let him know how to choose the mean and avoid the extremes on either side, as far as possible. . . . For this is the way of happiness.

Arithmetic is a kind of knowledge in which the best natures should be trained, and which must not be given up.

Virtue is relative to the actions and ages of each of us in all that we do.

The music masters familiarize children's minds with rhythms and melodies, thus making them more civilized, more balanced, better adjusted in themselves, and more capable in whatever they say or do, for rhythm and harmony are essential to the whole of life.

Pleasure is the bait of sin

It is not noble to return evil for evil, at no time ought we to do an injury to our neighbors.