To this war of every man against every man, this also in consequent; that nothing can be unjust.The notions of right and wrong, justice and injustice, have there no place.Where there is no common power, there is no law: where no law, no injustice.
A law of nature, lex naturalis, is a precept or general rule found out by reason, by which a man is forbidden to do that which is destructive of his life or takes away the means of preserving the same.
The desires, and other passions of man, in themselves, are in his own power; his real difficulties are, to know when they are to be controlled, and when not.