And I want you to know that I don't regret the fact that you made the Machine.

[It's the only long-ago "mistake" that she can think of. She wouldn't be surprised if there's more to it than just that, and she doesn't think he really regrets the Machine's existence, but she also suspects that anything he could be thinking of is tied in to that one crazy, complicated, monumental decision.

She crosses her arms more tightly around herself.]

And for what it's worth, if I could go back and undo what happened at the stock market, I wouldn't. It had to be me, and I'm fine with that.