Ancient prose that doesn't talk when eating.

(Modern Chinese) Don't talk when eating

(Ancient Chinese) Eat without language

(The ancients said, "Eat without language, don't talk when sleeping", which means don't talk or talk less when eating, in order to prevent food from entering the trachea by mistake when talking; Jokes before going to bed are easy to excite the brain and affect sleep. There is some scientific reason for this. )