SELF-ABUSE • E-FREE TRANSLATION.COM • Definition of Self-abuse

... walking unreasonableness. If he chooses to contradict his rational self, is not that his own affair? Is he not his own master, and may he not play the fool if he likes? The answer is, "No, he is not his own master; he is under law, and his folly and self-abuse becomes criminal and sinful, by being in contravention of the law that forbids him to throw himself away ...

— Moral Philosophy • Joseph Rickaby, S. J.

... for epileptic children cannot go to school (though special schools are now doing something towards removing this serious disability), and grow up with an imperfect mental training. They become moody, fretful, ill-tempered, unmanageable, and at puberty fall victims to self-abuse, which helps to lead to neurasthenia. Then they may drift slowly into a state of mental weakness, and often require as much care as imbeciles. If the fits are severe from an early age, arrest of mental ...

— Epilepsy, Hysteria, and Neurasthenia • Isaac G. Briggs