Letter 92 (§5)

“Yet there are certain philosophers who hold that the Supreme Good admits of increase because it is hardly complete when the gifts of fortune are adverse. Even Antipater, one of the great leaders of this school, admits that he ascribes some influence to externals, though only a very slight influence. You see, however, what absurdity lies in not being content with the daylight unless it is increased by a tiny fire. What importance can a spark have in the midst of this clear sunlight?”