Honor is a gift a man gives himself. You can be as good as anyone that ever lived. If you can read, you can learn everything that anyone ever learned. But you've got to want it.
There were two things going on: 1) I had already established in my own mind where I wanted to go with the next series, and having James around as a Grey Eminence would have complicated matters. He had had an amazing life and it was time to bid him good-bye.