不悱不发 bù fěi bù fā

DEFINITIONS

  1. a student should not be guided until he has made an effort to express his thoughts (idiom)

CHARACTERS

不 bù no, not; un-; negative prefix
悱 fěi to be desirous of speaking
不 bù no, not; un-; negative prefix
发 fā issue, dispatch, send out; hair