I have done nothing worthy of your thanks. I- I would hope that anyone would do the same, given the opportunity.

[But his true thoughts are betrayed slightly by the waver in his voice. The thought of not having the opportunity to go back and save him isn't even something that he wants to contemplate right now.]

Still... I am glad that I got there in time.

[-- really, that counts for both times. He wouldn't have known what to do if he hadn't seen Saitou before he'd died.]