- 나이값

A: I'm going out tonight.
    - 난 오늘밤 놀러 나가.

B: Again? Please act your age, my friend!
    - 또? 나이 값 좀 해 친구야!

-> Grow up! 철 좀 들어! You're old enough to know better. 알만한 나이잖아.