Tony Stark: We can create Ultron's perfect self without the homicidal glitches he thinks are his winning personality. We have to.

Jarvis: I believe it's worth a go.

Bruce Banner: I'm in a loop! I'm caught in a time loop. This is exactly where it all went wrong.

Tony Stark: I know. I know. I know what everyone's gonna say. But they're already saying it. We're mad scientists. We're monsters, buddy. We've gotta own it. Make a stand. It's not a loop. It's the end of the line.