To impeach or not to impeach? That may be the wrong question.

Impeachment is presented as a binary choice – but Congress has other options for dealing with perceived presidential offenses, including censure. And in some ways, an unofficial impeachment inquiry has already started.

Yes or no: Do you favor impeaching President Donald Trump? That’s the question Democratic politicians around the country are being battered with – at town halls, in fundraisers, during TV interviews. Support for impeachment has been slowly rising among Democrats in Congress, within the large Democratic presidential field, and among the American people.

Now that retired special counsel...