大勇若怯，大智若愚
dà​yǒng​ruò​qiè​dà​zhì​ruò​yú

the truly brave and wise appear simple

  1. 大勇若怯 dà​yǒng​ruò​qiè
    a great hero may appear timid
    (idiom) a truly brave person does not flaunt their power and may appear cowardly on the outside; the really brave remain level-headed
  2. ， dà
    non-Chinese
  3. 大智若愚 dà​zhì​ruò​yú
    great intelligence appears like stupidity
    Describes a truly wise person who hides their talent and appears unremarkable or even slow on the surface