[Clark doesn't fail to notice that squint. It probably doesn't seem very believable that he can fly without wings, now that he thinks about it.]

Yeah, I can fly. I'm not sure I can explain how, since I've been doing it since I was a kid, but...well, I guess I can just show you.

[He sets his device down and backs away until his whole body is in view. After that, it isn't long before he starts rising above the ground, until he's about a foot in the air.]