"Sometimes it seems bizarre to me that we take dreaming in stride.

'Are you coming to dinner?'

'Yeah, but first I'm gonna go comatose for a few hours, hallucinate vividly, and then maybe suffer amnesia about the whole experience.'

'Okay, cool.'"

~xkcd

I'm very pleased to live in the world where involuntary imaginative experiences are coded into the basic function of my existence.