the enemy as far as he is able, and takes as much booty as he wants. Thus it is in the camp of knowledge; the slow are mixed with the swift, the weak with the quick-witted, the obstinate with the yielding, and are guided by the same precepts and examples as long as guidance is necessary. But, when school-days are over, each one must finish the remainder of his studies with what speed he can.
31. When I talk of admixture of intellects, I refer not so much to the spot where the instruction takes place as to the additional assistance that can be given to the pupil. For instance, if the teacher observe that one boy is cleverer than the rest, he can give him two or three stupid boys to teach; if he perceive one more trustworthy than the others, he may allow him to watch and to control those who have less character. Both will gain great advantage from this, provided that the teacher keep his eye on them, to see that everything is conducted as reason prescribes. But it is now time to have done with preliminaries, and to deal with the real subject of this treatise.
