Roy: Don't abandon me.
Oliver: Never.

You haven't been listening. I'm not going to kill him. I'm going to make him wish he was dead.

Prometheus

Rory: Was he waiting for an entrance line?
Curtis: No, he's just that cool.

Sara: He has the Mirakuru in him
Roy: So do I.
Sara: Can I trust you?
Roy: I'll be fine.

She was my sister. I couldn't be angry because she was dead. I couldn't grieve because I was so angry, that's what happens when your sister dies while screwing your boyfriend.

Laurel

I'm sorry. Did I leave you with the impression I was a rational guy?

Lonnie Machin

I'm so angry, I can hardly breathe.

Diggle

Glad to see you picking up your psycho boss' old habits.

Diggle

Oliver was going to propose to me three months ago. Three. Months ago.

Felicity

Oliver: I'm thinking.
Felicity: Which is Oliver speak for you're beating yourself up. I thought you were reformed from that?
Oliver: It feels like a good a time as any to bring it back.

You two give the rest of us hope.

Cupid

Felicity Smoak is one of the smartest, most badass women on the planet.

Diggle