Fill the World with People?

Does God want the world filled with human beings? Thinking about what C.S. Lewis said (in Screwtape Letters, one demon to another) "One must face the fact that all the talk about His love for men, and His service being perfect freedom, is not (as one would gladly believe) mere propaganda, but an appalling truth. He really does want to fill the universe with a lot of loathsome little replicas of Himself..."