Institutio Oratoria
Quintilian
Quintilian. Institutio Oratoria, Volume 1-4. Butler, Harold Edgeworth, translator. Cambridge, Mass; London: Harvard University Press, William Heinemann Ltd., 1920-1922.
However, to return to the point from which I had digressed. Written narratives should be composed with the utmost care. It is useful at first, when a child has just begun to speak, to make him repeat what he has heard with a view to improving his powers of speech; and for the same purpose, and with good reason, I would make him tell his story from the end back to the beginning or start in the middle and go backwards or forwards, but only so long as he is at his teacher's knee and while he is incapable of greater effort and is beginning to connect words and things, thereby strengthening the memory. Even so when he is beginning to understand the nature of correct and accurate speech, extempore effusions, improvised without waiting for thought to supply the matter or a moment's
Such proceedings fill ignorant parents with senseless pride, while the boys themselves lose all respect for their work, adopt a conceited bearing, and acquire the habit of speaking in the worst style and actually practising their faults, while they develop an arrogant conviction of their own talents which often proves fatal even to the most genuine proficiency.