when one person is speaking, the other should listen and not interrupt
Espere a Ana terminar: quando um burro fala, o outro abaixa a orelha.
Wait for Ana to finish: when one person speaks, the other listens.
This anonymous proverb uses two donkeys as a teasing image for conversational turn-taking: while one speaks, the other lowers an ear and listens. It is normally used to tell someone not to interrupt.
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