"Well, that's how it's supposed to go. The old timeline goes away, the new one moves on. Funny thing is, once you've time traveled enough, the rules don't really apply so much." He's not really looking at her. Of all people, he's sure the things he's done to keep e'xisting would horrify her. And of all people, he thinks he actually cares what she thinks about it.

"And the funny thing about that is, once you're disposable, once you're not the 'real' Barry Allen people stop caring what happens to you."