不打不成器

spare the rod and spoil the child (idiom)

no; not so / (bound form) not; un-

dozen (loanword)

to beat / to strike / to hit / to break / to type / to mix up / to build / to fight / to fetch / to make / to tie up / to issue / to shoot / to calculate / to play (a game) / since / from

won't do / unable to / (at the end of a rhetorical question) can that be?

surname Cheng

to succeed / to finish / to complete / to accomplish / to become / to turn into / to be all right / OK! / one tenth

to make sth of oneself / to become a person who is worthy of respect

device / tool / utensil / CL:臺|台[tai2]