But I marvel when I observe these men setting themselves up as instructors of youth who cannot see that they are applying the analogy of an art with hard and fast rules to a creative process

Whetstones are not themselves able to cut, but make iron sharp and capable of cutting.

Of all our possessions, wisdom alone is immortal.

Always when you are about to say anything, first weigh it in your mind; for with many the tongue outruns the thought.

Conduct yourself towards your parents as you would have your children conduct themselves towards you.

And let no one suppose that I claim that just living can be taught for, in a word, I hold that there does not exist an art of the kind which can implant sobriety and justice into depraved natures. Nevertheless, I do think that the study of political discourse can help more than any other thing to stimulate and form such qualities of character

We should not call a city happy because it attracts masses of citizens from everywhere; a fortunate city is one in which the race of the original inhabitants is best preserved.