[265]
and are forced to apply our minds to difficult problems, and are, in addition, being habituated to speak and apply ourselves to what is said and shown to us, and not to let our wits go wool-gathering, we gain the power, after being exercised and sharpened on these disciplines, of grasping and learning more easily and more quickly those subjects which are of more importance and of greater value.1
1 See Isoc. 12.26; General Introd. p. xxiii.