Of course I did it, I had to show you how wrong you were. [ Obviously that alone worked as his motivation, because Otonashi would never go out of his way to make someone happy at his own expense. ]

He would look great in a dress. And even if he wouldn't, I'm calling it a success.

[ To him, it clearly must be a win if Kise's sulking has abated in spite of Otonashi's nonexistent art skills. ]