lit. when someone tells you you're fat, you pant (as if you were actually fat) (idiom) / fig. Hey! I pay you a compliment, and you start bragging! (typically jocular and teasing) / flattery, like perfume, should be smelled, not swallowed
能者多劳
néng zhě - duō láo
(idiom) it's the most capable people who do the most work (intended as consolation for the overworked, or flattery when making a request etc)