Mostly just... What could possibly be so evil that the only possible answer was flooding the whole world? Especially when some of the things we've done in the time since have been so...

[ He trails off, shaking his head. ]

It's always been hard, reconciling the idea of a kind and loving God with some of the stories we're told about what He's done, but it was easier when they were just stories, you know? But then Castiel came along and at first it was this amazing thing knowing with absolute certainty that He is real and present, but then comes the realization that all the confusing and horrible and arbitrary things in the Bible really did happen and it's just. A lot. It's a lot.