Minds that are stupid and incapable of science are in the order of nature to be regarded as monsters and other extraordinary phenomena; minds of this sort are rare. Hence I conclude that there are great resources to be found in children, which are suffered to vanish with their years. It is evident, therefore, that it is not of nature, but of our own negligence, we ought to complain.
QuintilianOne thing, however, I must premise, that without the assistance of natural capacity, rules and precepts are of no efficacy.
Quintilian