历久弥坚

歷久彌堅
lìjiǔmíjiān
to become more resolute with the passing of time (idiom)

CEDICT

Entry Composition

1 历久 lìjiǔ to last for a long time
=2 弥 mí
  1. full
  2. to fill
  3. completely
  4. more
=2 弥 mí brimming or overflowing
3 坚 jiān
  1. strong
  2. solid
  3. firm
  4. unyielding
  5. resolute