We cherish and nurture our own body—yet in marriage we become one flesh. We take care of ourselves. We look out for ourselves. And in marriage men learn better than anywhere else to love someone else, to look after her interests, to be thoughtful and careful and kind.
Hitchens has little room to maneuver, of course, after a lifetime of mocking God and his people. Not that he wants to maneuver, from what I can see.
The sovereign purpose of God in missions and evangelism suggests two things. We should count less and pray more.