Nope.
Not in the slightest.
It's satirical, but basically the Christian message.
Yep, that's how I'D greet a person I thought or knew wasn't Christian.
“…Judge not what a man has done, but judge what he could have done if he was a different bloke altogether. For art thou a leper? And a leper can changeth his spots…” --Rudy Wade, Misfits (Series 4, Episode 8)