I've made a difference before, and I can't help but think if I was there, you know, maybe she'd still be here.

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.

As the world's leading expert on blaming himself, please don't do it.

Oliver

Laurel: I was gonna give up being the Black Canary, but I realized I didn't know how I could because going out there and fighting alongside you guys, that's what makes me feel alive inside. And I love you guys so much.
Felicity: We love you.
Thea: We love you.
Diggle: We love you.

Laurel: You think Merlyn played Andy?
Oliver: What if Andy is playing us?

We're in a Die Hard movie with bees.

Felicity

Um, actually, and this is hard to believe, but the bee is replicating itself inside Oliver!

Curtis

Felicity: What are you doing there?
Curtis: I know, right? I'm still pinching myself.

It looks like we have ourselves a taller, more dude-like version of Felicity.

Diggle

Oh...wow. I'm sorry, I just gotta look. Did you sew that in yourself or do you have some sort of lip sewing guy?

Damien

I don't want to let you go, but I'm already gone.

Felicity

You two give the rest of us hope.

Cupid

Arrow Season 4 Quotes

Oliver: Felicity, wanna play a game?
Felicity: What game are we playing?
Oliver: We're playing the "reason you know so much about these ghosts is beause you've been helping the team behind my back" game.

Laurel: We need the Arrow.
Oliver: The Arrow's dead.
Laurel: We're hoping that's not the case. We're hoping that you can't change who you are in your bones.