Divide and command, a wise maxim; Unite and guide, a better.

When intelligent and sensible people despise knowledge in their old age, it is only because they have asked too much of it and of themselves.

Take care of your body with steadfast fidelity. The soul must see through these eyes alone, and if they are dim, the whole world is clouded.

One that does not think to highly of himself is more than he thinks.

In the end we retain from our studies only that which we practically apply.

If we could do away with death, we wouldn't object; to do away with capital punishment will be more difficult. Were that to happen, we would reinstate it from time to time.

If one mistreats citizens of foreign countries, one infringes upon one's duty toward one's own subjects; for thus one exposes themto the law of retribution.