It is opportunity that makes the thief.
In every good man a God doth dwell.
The physician cannot prescribe by letter, he must feel the pulse.
Plato once wanted to punish one of his slaves and asked his nephew to do the actual whipping for he himself did not own his anger.
Slavery takes hold of few, but many take hold of slavery.
He who has fostered the sweet poison of love by fondling it, finds it too late to refuse the yoke which he has of his own accord assumed.