數典忘祖 shǔ diǎn wàng zǔ

DEFINITIONS

  1. to recount history but omit one's ancestors (idiom); to forget one's roots

CHARACTERS

數 shǔ number; several; count; fate
典 diǎn law, canon; documentation; classic, scripture
忘 wàng forget; neglect; miss, omit
祖 zǔ ancestor, forefather; grandfather