語句
勸人無謂同人講咁多,反正講極都冇用 used to someone who is talking to no effect, "don't waste your time, nobody is listening to you!", "save your breath"; literally: to save breath
慳返啖氣暖下個肚罷啦。佢肯聽你講就唔使搞成咁啦。
悭返啖气暖下个肚罢啦。佢肯听你讲就唔使搞成咁啦。
Save your breath and cool your porridge. If he were willing to listen to your advice he would not suffer.