How can you live with yourself?
Caitlin: Cisco, why can't you just help him?
Cisco: Why am I the only one who thinks putting a rageaholic and dark matter together is a bad idea?
Caitlin: He's trying to stop DeVoe. That's not a bad idea.
Cisco: He's trying to match his intellect with a madman whose innovations are warping his brain. Have you not seen Spider-Man 2?
Cisco: How can you live with yourself?