I am sure that there are some single payer advocates who think the only thing worth fighting for is single payer.
The Bible is full of dreadful things. There's a Psalm that says "Happy will you be when you take your enemy's children and dash their heads against the stones. " Don't read that to me on Sunday morning and say "This is the word of the Lord. " It's like that crazy man down in Alabama who wanted to put the Ten Commandments in his courtroom.