「飲水思源」

(pos:語句)
<explanation>
yue:飲水嘅時候要諗下啲水由邊度嚟；引申為唔忘本，懂得感恩
eng:April showers bring May flowers; to bear in mind where one's happiness comes from; to have gratitude for one's benefit; not to be forgetful of those who helped to make the present possible for us; literally "when drinking water, think of its source"
<eg>
yue:佢係個飲水思源嘅人，即使成咗名，都冇忘記過當年幫助過自己嘅人。 (keoi5 hai6 go3 jam2 seoi2 si1 jyun4 ge3 jan4, zik1 si2 sing4 zo2 ming4, dou1 mou5 mong4 gei3 gwo3 dong1 nin4 bong1 zo6 gwo3 zi6 gei2 ge3 jan4.)
eng:He reciprocates people who helped him in the past with gratitude, even though he is now famous.