Summary: He was raised well, for the glory of St. Dumas.
I'll tell you something my father taught me.
If you pretend for long enough to be somebody you can become him. You can forget who you truly are, and then neither demon nor heathen will find you until the time is right.
My father taught me this, and when we invented this false image I'd hide inside, he let me pick his name. I chose "Jean-Paul," for it sounded weak.