I observe individuals, families, cultures, nations and in fact the world and I see those Biblical based ones the more blessed, the more content, generally the more prosperous and the less evil and violent than most others.
I am going to ignore the obvious racism and get right to the point.
Sweden is 85% atheist.
Denmark is 80% atheist.
They are two of the LEAST violent countries on this planet.
They are extraordinarily prosperous.
They are two of the happiest countries on the planet (according to recent surveys). In fact, Denmark was found to be #1 in 2006.