"Is that how you got your name? That ceaseless, infuriating optimism?"

He's trying to be a realist here. C'mon, he knows he's fucked. For now, at least. It wouldn't be Sentinel if he didn't have a few long term plans he's working on.

"I can't help but think that I'd have more luck trying to stack all the rocks on Cybertron than atoning for..." he rubs a hand over his face tiredly. "Megatron."