So many metaphors we can think of.
You can’t put the toothpaste back in the tube.
They have pulled the trigger on this.
They have gone past the point of no return.
If you are going to shoot the king, you better be sure you don’t miss.
Etc. etc.
If this impeachment effort fails, the Democratic party, and whoever their presidential nominee is, will be damaged.
The MSNBC crowd will always be true believers, but “middle America”, “moderate voters”, “flyover country” will not be impressed by all these shenanigans, and will be likely to turn away from a political party which is such a circus.
Biden goosed his cook, uh I mean his goose is cooked.