[He frowns, mostly because Katherine had just died. Nadia was mourning. Damon was being ... a bit extreme in his overzealousness over her death and Stefan had given her something she had never had - a moment with her child.]

We wouldn't have given him her blood. She's human and while I can understand frustration and anger at her, none of us are innocent here and we don't just hand each other over to psychopaths. [He pauses, giving her a look of compassion.] We all have our issues with Katherine, and I'm not going to try and change your mind, but Silas having the cure wouldn't have solved any of our problems. [Technically, when he did get the cure it made their problems worse.]