Kaiba listened attentively. Huh. He hadn't thought along those lines before, but those could be useful.

"Tea is probably the best solution, taken after a walk. It's likely the most readily available, so...I'll try it when I get the chance."

For now, though, a gentle walk is likely to be his best solution. He rises, dusting himself off with another crinkle of his nose. "How about we finish your walk, then?"