[Ishimaru nods a bit at that; carpe diem is rather close to what's meant by that, yes, if he understood it properly. But it's the rest of what Naegi's saying that gets his attention, and for a good long moment it's obvious that he isn't sure of how he's supposed to respond - if anything, he seems startled, an odd, choked-off noise leaving him before he can really do anything to stop it.]
1/2
Y-You would...?