"To meet the Hulk, duh." He's pushing his food around at this point to, she's more interesting anyway. "Sometimes I'm a dick, I know. It's my way of... deflecting, I guess." Surely she must know that already by now. Whatever.

"I joined to save the world. Isn't it obvious?" It's juvenile, maybe. But it's the truth. He knows he has a particular skill set to offer the world. She pilots one of his suits, doesn't she feel the same?