不到長城非好漢 [ㄅㄨˋ ㄉㄠˋ ㄔㄤˊ ㄔㄥˊ ㄈㄟ ㄏㄠˇ ㄏㄢˋ; bu4 dao4 chang2 cheng2 fei1 hao3 han4] lit. until you reach the Great Wall, you're not a proper person; fig. to get over difficulties before reaching the goal ◄ ►