天時地利人和 [ㄊㄧㄢ ㄕˊ ㄉㄧˋ ㄌㄧˋ ㄖㄣˊ ㄏㄜˊ; tian1 shi2 di4 li4 ren2 he2] the time is right, geographical and social conditions are favorable (idiom); a good time to go to war ◄ ►