This is the reason that it is easily possible for a Christian believer to be the loneliest person in the world under a set of certain circumstances. This sense of not belonging is a part of our Christian heritage. That sense of belonging in another world and not belonging to this one steals into the Christian bosom and marks him off as being different from the people around him.…
That is exactly the thing that keeps a Christian separated—knowing that his citizenship is not on earth at all but in heaven above, and that he looks for the Savior to come. Who is there that can look more earnestly for the coming of the Lord Jesus than the one who feels that he is a lonely person in the middle of a lonely world?
Romans 8:19, 22–25; 1 Corinthians 1:7; Philippians 3:18–21; Colossians 3:1–4
I Call It Heresy!, 24.