The universe is but one great city, full of beloved ones, divine and human by nature, endeared to each other.
Shall I show you the sinews of a philosopher? "What sinews are those?" - A will undisappointed; evils avoided; powers daily exercised; careful resolutions; unerring decisions.
He is a wise man who does not grieve for the things which he has not, but rejoices for those which he has.
If you would improve, submit to be considered wihout sense and foolish with respect to externals. Wish to be considered to know nothing; and if you shall seem to someone to be a person of importance, distrust yourself.
It is a mark of a mean capacity to spend much time on the things which concern the body, such as much exercise, much eating, much drinking, much easing of the body, much copulation. But these things should be done as subordinate things: and let all your care be directed to the mind.
If you have assumed a character above your strength, you have both acted in this matter in an unbecoming way, and you have neglected that which you might have fulfilled.
Avoid banquets which are given by strangers an ignorant persons. But if there is ever occasion to join them, let your attention be carefully fixed, that you slip not into the manner of the vulgar (the uninstructed).
When any person treats you ill or speaks ill of you, remember that he does this or says this because he thinks it is his duty. It is not possible, then, for him to follow that which seems right to you, but that which seems right to himself.
When you have decided that a thing ought to be done and are doing it, never avoid bein seen doing it, though many shall form an unfavorable opinion about it. For if it is not right to do it, avoid doing the thing; but if it is right, why are you afraid of those who shall find fault wrongly?