「羊毛出在羊身上 / 羊毛出自羊身上」

(pos:語句)
<explanation>
yue:比喻表面上人地比自己好處、着數，但實際上係由自己付出代價
eng:everything has to be paid for; in the long run, you have to pay back what you are given; literally: wool comes from the sheep's back
<eg>
yue:羊毛出在羊身上，世界上冇免費午餐。 (joeng4 mou4 ceot1 zoi6 joeng4 san1 soeng6, sai3 gaai3 soeng6 mou5 min5 fai3 ng5 caan1.)
eng:Everything has to be paid for; there is no free lunch.
<eg>
yue:政府派錢有咩值得開心唧？羊毛出自羊身上，咪又用返納税人啲錢！ (zing3 fu2 paai3 cin2 jau5 me1 zik6 dak1 hoi1 sam1 zek1? joeng4 mou4 ceot1 zi6 joeng4 san1 soeng6, mai6 jau6 jung6 faan1 naap6 seoi3 jan4 di1 cin2!)
eng:I cannot understand the thrill of the government's cash payout scheme. It's just from the taxes you paid!