半途而废
bàntú‘ érfèi
give up halfway (idiom) .
一事无成
yíshì wúchéng
accomplish nothing(idiom) .
如果你做任何事总是半途而废,那你只 会一事无成。
Rúguǒ nǐ zuò rènhé shì zǒngshì bàntú‘ érfèi,nà nǐ zhǐ huì yíshì wúchéng.
If you always give up halfway when you do anything, then you will only accomplish nothing.
Credit: Yanyan Lin from Learn Chinese Facebook Group