理直氣壯 [ㄌㄧˇ ㄓˊ ㄑㄧˋ ㄓㄨㄤˋ; li3 zhi2 qi4 zhuang4] in the right and self-confident (idiom); bold and confident with justice on one's side to have the courage of one's convictions just and forceful ◄ ►