Thomas Hobbes — "The right of nature ... is the liberty each man hath, to use his own power, as h…"
The right of nature ... is the liberty each man hath, to use his own power, as he will himself, for the preservation of his own nature; that is to say, of his own life; and consequently, of doing any thing, which in his own judgement, and reason, he shall conceive to be the aptest means thereunto.