Serious question to ponder.
How do atheists and non-believers make sense of the explosive growth of Christianity especially during the early Church without the Gospels being true?
Along with the history of Israel, which is written together with the Bible in such a way that one cannot be exempt from the other.

How do atheists make sense of the explosive growth of Christianity without the Gospels being true?
Along with the history of Israel, which is written together with the Bible in such a way that one cannot be exempt from the other?

The mental gymnastics would have to be even more fantastical.