- 矜功不立 jīngōngbùlì to boast and failto boast of one's achievements but end up accomplishing nothing; if one is overconfident in one's ability to succeed, success will not materialize
- 矜功自伐 jīngōngzìfá to brag about one's achievements(idiom) to be full of one's own success and show off one's contributions; to boast of one's credit