Complete happiness cannot possibly exist; for that the body is full of many sensations, and that the mind sympathizes with the body, and is troubled when that is troubled, and also that fortune prevents many things which we cherished in anticipation; so that for all these reasons, perfect happiness eludes our grasp. Moreover, that both life and death are desirable. They also say that there is nothing naturally pleasant or unpleasant, but that owing to want, or rarity, or satiety, some people are pleased and some vexed; and that wealth and poverty have no influence at all on pleasure, for that rich people are not affected by pleasure in a different manner from poor people. In the same way they say that slavery and freedom are things indifferent, if measured by the standard of pleasure, and nobility and baseness of birth, and glory and infamy. They add that, for the foolish person it is expedient to live, but to the wise person it is a matter of indifference; and that the wise person will do everything for his own sake; for that he will not consider any one else of equal importance with himself; and he will see that if he were to obtain ever such great advantages from any one else, they would not be equal to what he could himself bestow.