A tough guy or dangerous man. This goes back to the days of Gunsmoke, hayseeds, John Waynes and wild west saloons. Back when curly wolves were "reckoned with" instead of shot at by some punk with mommy and daddy issues.
2003 film, Bad Boys What you say after you just banged your therapist because that kind of stress release is invigorating. What you say in group therapy because it sounds better than, "I'm crazy, please forgive me."