甘心情愿 (gān xīn qíng yuàn) | Meaning: willingly and gladly (idiom) | Chinese Idiom with Pinyin & Origin

(idiom) what is there against it? (rhetorical question indicating an eagerness or willingness to do sth)何乐不为hé lè bù wéi

lit. as sweet as syrup (idiom, from Book of Songs); to endure hardship gladly · a glutton for punishment甘之如饴gān zhī rú yí

to wish · to want · ready · willing (to do sth)愿意yuàn yì

willingly and gladly (idiom)