三十而立

sānshíérlì
thirty years old and therefore independent (idiom, from Confucius)

CEDICT

语出《论语．为政》：「吾十有五而志于学，三十而立，四十而不惑。」三十岁始能自立于社会，并有所成就。

重編國語辭典

Homographs

三十而立 sānshí'érlì

Entry Composition

1 三十 sānshí
  1. thirty
  2. 30
2 而立 érlì
  1. (literary) thirty years old
  2. thirty years old