Those that deem politics beneath their dignity are doomed to be governed by those of lesser talents.

Now that practical skills have developed enough to provide adequately for material needs, one of these sciences which are not devoted to utilitarian ends [mathematics] has been able to arise in Egypt, the priestly caste there having the leisure necessary for disinterested research.

There are some jobs in which it is impossible for a man to be virtuous.

Good moral character is not something that we can achieve on our own. We need a culture that supports the conditions under which self-love and friendship flourish.

A man's happiness consists in the free exercise of his highest faculties.

The Life of the intellect is the best and pleasantest for man, because the intellect more than anything else is the man. Thus it will be the happiest life as well.

Knowing what is right does not make a sagacious man.