way of escape

See: loophole
References in classic literature ?
If you think that by killing men you can prevent some one from censuring your evil lives, you are mistaken; that is not a way of escape which is either possible or honourable; the easiest and the noblest way is not to be disabling others, but to be improving yourselves.
It seemed, from a short whispering which presently ensued between them and the vintner relative to the best way of escape, that they had entered by the back-door, with the connivance of John Grueby, who watched outside with the key in his pocket, and whom they had taken into their confidence.
Colonel Ingram blushed, actually blushed, and again he looked anxiously about him for a way of escape.