as true as that may be, its one of the most generous and hard working following.
As far as society goes, areas where a philosophy based closely to Christianity (post reformation) are by far better than places without.
It really boils down to homogeneous groups. Even different races can coexist because they place the bible above their race.
Without a "god" people will divert their following to the tyrant of the state.
To replace the bible, means to ensure there is a unifying set of principles that people place before their out-group differences.
Few things motivate like the idea of heaven.