Circumretit enim vis atque iniuria quemque,
atque, unde exortast, at eum plerumque revertit.
Violence and injury enclose in their net all that do such things, and generally return upon him who began.
Lucretius, De Rerum Natura (On the Nature of Things) (First Century BC), Book V, lines 1152 – 1153 (tr. Rouse).