I wouldn't call it optimism.

[Optimism would be a little more like...the unwavering belief that people could rise above said foolishness.]

But I do agree that...we both seem to think differently. About many things. Which I'm willing to accept.

After all, wasn't it different points of view that allowed you and Mr. Edgeworth to uncover truths that allowed my trial to continue beyond the first day?

[Regardless about how Franziska might feel about "losing" a one-day win...Iris would always be grateful for what she saw to be a (begrudging) teamwork between the adopted siblings]