去其糟粕

qùqízāopò
  1. to remove the dross
  2. to discard the dregs

CEDICT

Entry Composition

1 去 qù
  1. to go
  2. to go to (a place)
  3. (of a time etc) last
  4. just passed
  5. to send
  6. to remove
  7. to get rid of
  8. to reduce
  9. to be apart from in space or time
  10. to die (euphemism)
  11. to play (a part)
  12. (when used either before or after a verb) to go in order to do sth
  13. (after a verb of motion indicates movement away from the speaker)
  14. (used after certain verbs to indicate detachment or separation)
2 其 qí
  1. his
  2. her
  3. its
  4. their
  5. that
  6. such
  7. it (refers to sth preceding it)
3 糟粕 zāopò
  1. dross
  2. dregs
  3. rubbish
  4. fig. useless residue

Containing this entry

取其精华，去其糟粕 qǔqíjīnghuá,qùqízāopò
  1. take the cream, discard the dross (political and educational slogan)
  2. keep what is good, discard the rest
  3. You need to be selective when studying.
  4. In modernizing the country, don't accept uncritically all foreign ideas.