…think of something that ain’t too mean, but makes your objection clear. If you don’t let yourself be muzzled, your expression will buy you the time and mental relief to think of something nice to follow it up with.
However – if nobody’s listening, just keep quiet and don’t waste your time. Say nice things to yourself instead, it’ll make a thousand times more progress. 🙂
Follow-up post: Don’t always protect people from your truth.