The inlet of a man's mind is what he learns; the outlet is what he accomplishes. If his mind is not fed by a continued supply of new ideas which he puts to work with purpose, and if there is no outlet in action, his mind becomes stagnant. Such a mind is a danger to the individual who owns it and is useless to the community.
After Hatuey, a fifteenth-century Indian insurrectionist, had been fixed to the stake, his Spanish captors extended him the choice of converting to Christianity and ascending to Heaven of going unrepentantly to Hell. Gathering that his executioners expected to go to heaven, Hatuey chose the other