If Katara had known that, it would have been easier to understand his reluctance. For now though, she went for the easiest way: she projected into Billy a calm, flowing river that was flowing, flowing, until it came to a break and it stretched out into a vast ocean where it stretched on for miles, housing a variety of sea creatures.

You're like that for me Billy, she told him, and relaxed into the rubbing. So thank you too, for helping me whenever I needed it.