She would've said other things, but then he said things that made her brain stop. The metaphor commonly used for thinking is, and always will be "wheels turning". Navi didn't have wheels. She had high speed thought teleporters. "I want to be a mutant super spy! You get to be a mutant super spy? I'm just a fairy in my dreams. What can you do?" She bounced onto the sofa, motioning for him to sit by her. "What's a skrull?"