They leave? [That piece of information catches him off guard.] They won't even stay for their children?

[Okay, no. He can't criticize, even if that's a horrible thing for a father to do. From the way Maya is talking, no one even expects them to stick around.]

Well...if you're going to start a family together, it's good if you want to help the other be their very best self, right? And that makes you want to be your best self in return. If you really love someone, you see all the good and amazing things they're capable of, and you want them to succeed.