As an example to others, and not that I care for moderation myself, it has always been my rule never to smoke when asleep, and never to refrain from smoking when awake. Mark Twain
Who could refrain that had a heart to love and in that heart courage to make love known? William Shakespeare
The generality of men are naturally apt to be swayed by fear rather than reverence, and to refrain from evil rather because of the punishment that it brings than because of its own foulness. Aristotle
To refrain from imitation is the best revenge. Marcus Aurelius
To read a newspaper is to refrain from reading something worth while. The first discipline of education must therefore be to refuse resolutely to feed the mind with canned chatter. Aleister Crowley