I found this aphorism in my book of aphorisms.
서투른 무당이 장고만 나무란다
seo.tu.reun mu.dang.i jang.go.man na.mu.ran.da
unskilled shaman-SUBJ drum-EVEN chastize-PRES
The unskilled shaman just chastizes her own drum.
The bad carpenter quarrels with his tools.
[daily log: walking, 7km]