At age five and younger, is no wayt they don't get it. It's like a someone writes hof these two different snerse runting a bike. Blows my m at it, because their brains haven't be cut. And thit isn't very exactly the reasons we're talking about. Because it's actually pretty,. i mean, ive you think about it, it involves, you know, time travel in your head - which is freaky in itself -- but also imagining a world that runs counter to what really happened. Its incredible.