Luffy's most dominant traits are his apparent lack of common sense, his utter fearlessness and unwavering belief in himself. Above all else, Luffy dislikes weak people, though not strictly in a physical sense. Luffy frequently expresses wonder at the simplest things. He almost never gets irritated with normal people, though there are a few exceptions. Luffy has shown to admire heroic figures, though he has stated vehemently that he doesn't want to be one. Insatiable appetite.