Enjoin him to play so many hours every day, and look that he do it; and you shall see he will quickly be sick of it; and willing to leave it. By this means making the recreations you dislike a business to him, he will of himself with delight betake himself to those things you would have him do, especially if they be proposed as rewards for having performed the task in that play which is commanded of him.

Sec. 129 - Some Thoughts Concerning Education (1693)