Thats an extremely shaky foundation that 30% of the world have put their faith in.
Consider the fact that the entire "Western World" only has 2 degrees of separation at most from the Roman Empire (either directly a part of the empire or a colony of a nation formerly part of the empire). The same Roman Empire that adopted Christianity as the official state religion. It was a convert of die world.
How many cultures' natural course of evolution was interrupted or destroyed because of Rome?
"May he spend one night in Valhalla before the Christ god takes him away." - Old Norse saying to the dead