Then it won't happen. Do you think that the Democrats will make it happen?
You are couching this in the wrong frame of thinking.
It is not a matter of cowardice or bravery. That is silly
It IS a matter of fact: Were they to live up to your expectations, they would be voted-out in the next election, to be replaced by democrats and assorted other liberals, who will undo whatever your heroes did.
So?