"But what if you trying to fix it is what makes it go wrong in the first place?" Ezra just barely had this lecture himself. He's more than ready to turn it around on someone else. "Or what if knowing changes what you would do?" He pauses, struck by an inspiration, then adds as though trying to be casual... "What if, say, hypothetically, your son from the future came here? Only he couldn't tell you he was your son, because then he might never be born? Because of stuff you'd want to change if you knew."

If Kylo's stuck on this because of family, then let's make this about family for him.