ㄒㄧㄠˇˊㄌㄧㄠˇㄌㄧㄠˇxiǎoshí‑liǎoliǎoㄉㄚˋㄨㄟˋㄅㄧˋㄐㄧㄚdàwèibìjiā

小时了了,大未必佳
  1. 年少雖然聰慧敏捷表現優異長大未必有成

being bright at an early age does not necessarily bring success upon growing up (proverb)​