Of all the things which wisdom provides to make us entirely happy, much the greatest is the possession of friendship.

Moreover, the universe as a whole is infinite, for whatever is limited has an outermost edge to limit it, and such an edge is defined by something beyond. Since the universe has no edge, it has no limit; and since it lacks a limit, it is infinite and unbounded. Moreover, the universe is infinite both in the number of its atoms and in the extent of its void.

The mind that is much elevated and insolent with prosperity, and cast down with adversity, is generally abject and base.

There is no such thing as justice in the abstract; it is merely a compact between men in their various relations with each other, in whatever circumstances they may be, that they will neither injure nor be injured.

If thou wilt make a man happy, add not unto his riches but take away from his desires.

Luxurious food and drinks, in no way protect you from harm. Wealth beyond what is natural, is no more use than an overflowing container. Real value is not generated by theaters, and baths, perfumes or ointments, but by philosophy.

Skillful pilots gain their reputation from storms and tempest.