I learned especially from the work of Heinrich Schlier.

I learned especially from the work of Heinrich Schlier.) What Christianity therefore presented to those who encountered it was a conception of law and the virtues which stood in a problematic relationship to the various philosophical conceptions of human good and virtue encountered in the ancient world. Because I had not understood this adequately, I was unable to pose the right questions about that relationship.

I noticed, for example, how New Testament conceptions differed from Platonic, Aristotelian, and Stoic conceptions. But I failed to enquire systematically whether or not it was possible to integrate one or more of these philosophical views with Christianity so as to present at once a more adequate moral philosophy and a philosophically defensible account of Christian moral views. Hence what I had…