but that some of them have been turned out competent champions and others able teachers; while those who have preferred to live in private have become more gracious in their social intercourseSee General Introd. p. xxvi. than before, and keener judges and more prudent counsellors than the great majority? How then is it possible to scorn a discipline which is able to make of those who have taken advantage of it men of that kind?

Furthermore, this also will be agreed to by all men, namely, that in all the arts and crafts we regard those as the most skilled who turn out pupils who all work as far as possible in the same manner. Now it will be seen that this is the case with philosophy.

For all who have been under a true and intelligent guide will be found to have a power of speech so similar that it is evident to everyone that they have shared the same training. And yet, had not a common habit and a common technique of training been instilled into them, it is inconceivable that they should have taken on this likeness.