The Erotic Essay (52-53)

Again, even if you are better than the common run of men,[*] do not seek to be superior in no respect to the talented remainder, but deem it the highest purpose to be first among all, and that it is more to your advantage to be seen striving for this than merely being foremost among the rank and file. And do not bring shame upon your natural gifts or cause to be cheated of their hopes those who are proud of you, but endeavor by your own ability to surpass the desires of those who have your interests most at heart.

And bear in mind that speeches of the other kinds, when they fulfil their purpose, only crown their authors with glory, but that good counsels attach benefit and honor to those who hearken to them; and that the decisions we make about all other matters make plain the power of perception we possess, but that the choices we make of careers put our whole character to the test. And as you pass judgement in these matters, count upon being judged at the same time yourself by all men, and do not forget that I, who have been so ready to praise you, will also be involved in the hazard of the test.