a belief in Christianity benefits society when you practice what is preached in the new testament.

god gave HIS SON to us, so it is obvious that they are two different beings.

Dumbledore fully supported harry throughout the entire series until his death, and even gave professor snape information about how to beat voldemort. he may not have come back from the dead, but harry did.

if we are given the chance to help, someone, especially someone who is dying, then we are responsible for our inaction.