ㄉㄚˋˋzhìㄖㄨˊˊ

  1. 智慧深藏不露表面看起來像是愚笨·蘇軾歐陽少師致仕〉:大勇若怯大智如愚。」大智若愚」。

the wise may appear stupid (idiom)​; a genius not appreciated in his own time