zhè jù huà zài hěn duō fàn jú dōu néng yòng jì biǎo dá lǐ mào yě bǎo zhù zì jǐ de biān jiè

这句话在很多饭局都能用，既表达礼貌，也保住自己的边界。

This sentence can be used at many dinner parties; it expresses politeness while also protecting your own boundaries.