Actually, the Bible can be very effectively used to argue in favor of abortion rights and stem cell research.
I know, because I used it a great deal in my own thesis in Christian Ethics.
I got an A.
The only reason to "test" someone's behavior is to predict how they will behave later on. The only reason to test how someone responds to a lack of evidence is because you know there won't be any evidence "later on" either.
If "later on" is heaven, and heaven is the presence of God, how could...
Well, since Frank Schaeffer actually was a member of the group he is warning against, and is intimately familiar with their agenda, I think his viewpoint has the most support.
And saying that only "cranks" currently use the term "neoconservative" is laughable in the extreme.
Able, but not willing. As an atheist who is a former Christian, I argued the antithesis of my current beliefs for a couple of decades.
I feel no need to do it again - not even for an hour.