"Okay, so the only universal thing about being in love is that it'll make you do crazy shit," he tells her. Just thinking about this gets him amped, a little showy about it. "Completely batshit things that no one on the outside is gonna get. Fighting ghosts and space battles are nothing compared to a whiff of her hair. Everyone thinks that's bullshit until it happens to them. Then they're in deep, deep waters."