Yet another reason! [Gabriel suddenly, abruptly animates, lifting his head and shooting an arm up.] You look TOO human to be where I thought I was. Too...alive!

[Humanity died out where he comes from. The people here are the first living ones he's seen in a while, and it's more alarming that he explains.]

I don't know what you mean about...times and universes. But there should only be one.