Incrementalism vs. Substantial Policies

What would you say about German legislation (in 1944) that would spare only Jews with mustaches or Jews over 64 years of age from execution? Does this really represent a commitment to principle, or is this political posturing  which, in the end, yields nothing? What would principled federal legislation bring about—perhaps an abortion ban, a ban of funding, or a ban on interstate commerce for the kill pill? What would it look like if Republicans feared God?