Trunks finally took a step-back; distance. Distance was good right then, from how close they had been. Turning, ready to start walking back up the beach towards the village again. "Well, it kind of requires you to know more about ki too. Auras are visible manifestations of a lot of ki. So,"

Yes, good. Focus on the technical. Not on what had happened. Or how cute her smile was, darnit. "Most people don't really do much except exist, and so their ki is at a base level. With training, they can increase this limit, and thus increase their reserves. Also, no matter how much reserves you have--if you don't increase that limit, it's meaningless." Making sure she was following so far, before he'd continue.