Tidus puts up his hands, one still with his sword in it, wearing a baffled look at where all this came from.

"Okay, man, take it easy," he says, attempting to placate. "I was just saying - you don't got to make an argument out of it with me. I just get why he did it."

He already sees both sides, and it was what it was. He didn't want to get drawn into a big thing about it either way - not the way Senku was getting into it, anyway.