You insult me, Optimus, if you think that I would ever become an Autobot.

[His tone is casual, as always, but there's a dangerous note to it too.]

But obviously your Megatron was more inclined to listen to your endless speeches than I.

Not I.

Nothing short of the utter destruction of everything Optimus Prime knew and love would be a victory for me. That is the price of Godhood, you see. It is what makes us who we are. And no one knows your nature better than I do.