He does have regrets about his choices, but there's no turning back now. And at least he's still helping people by fighting the good fight.

"Well, it did take people thousands of years to invent a lot of things, like pizza and tv. It seems like there's always new things that can be discovered!" But he shakes his head and waves a hand to dismiss the subject. "B-but these are just some silly thoughts of mine. We can just drop that subject!"

The sand mound slowly begins moving and forming into the shape of a castle.