No one. But I was never as powerful or dangerous as you. [More than a little edge to the growl.] Wing is none of your business.

Megatron, you don't understand. You can't change what's happened. Because if you did, I wouldn't even exist as I am. Whatever you think you can do when you go back, you merely create a splinter of reality.

It doesn't change the reality I lived in. And all those who died in it.