Holy shit, we've gone that far?!

[This is blowing his mind, that much is clear by his wide eyes and the higher pitch his voice reaches, shocked and stunned and so awed.]

That's awesome—you said you had human friends, right? How many humans are there? How many non-humans are there, are there any aliens that aren't humanoid? [He's so excited, man, this is just the best thing to have ever happened to him. Ever.]