"Pow! Pow! Powpowpow!"
He doesn't know about wave/particle duality. He wouldn't know the speed of light if it bit him. He's not sure what photons are. He's got an awful lot of them, though, and he knows how to make more if he runs out.
He wonders sometimes why no one plays along. He's clearly shot them trillions of times in the last nanosecond. A real friend would clutch his chest dramatically and go, "Argh, ya got me," and fall over, and then they could go play tag or hide-and-seek or something. For now, the game continues.