"Uh, Sis, what sort of gun should I carry?""Huh? Why the deuce do you want a gun?""Why, for what I might run into, of course. Wild animals and things. Deacon Matson practically said that we could expect dangerous animals.""I doubt if he advised you to carry a gun. From his reputation, Dr. Matson is a practical man. See here, infant, on this tour you are the rabbit, trying to escape the fox. You aren't the fox.""What do you mean?""Your only purpose is to stay alive. Not to be brave, not to fight, not to dominate the wilds -- but just stay breathing. One time in a hundred a gun might save your life; the other ninety-nine it will just tempt you into folly..."
-- Robert Heinlein, "Tunnel in the Sky"