Legatio Ad Gaium
Philo Judaeus
The works of Philo Judaeus, the contemporary of Josephus, volume 4. Yonge, C. D., translator. London: Henry G. Bohn, 1855.
And very often, when he was reclining near him, he would whisper in his ear, and admonish him gently and quietly, so that no one else might hear what was said, saying, "You ought not only not to be like any one else here, but like no one else whatever, neither at any spectacle, or at anything that is to be heard, or in anything else that ever affects the outward senses, but you ought rather to surpass all other men in every action of your life, as much as you surpass them in your good fortune,