Diggle: Oliver you'd be dead ten times over if it wasn't for me!!!
Oliver: You're right. But this is my crusade and this is my decision.

Diggle: You love her. You even told her so.
Oliver: I was trying to fool Slade.
Diggle: Yes. Except now the only person you're fooling is yourself.

Keep this up and there will be two kinds of criminals left in Starling City. The ones we put away and the ones running scared.

Diggle: I can't let you out of my sight. And you're sick of seeing me wherever you go so; lurking seemed like a good compromise.
Thea: Yeah well, it's not.

Last night the man who killed my brother showed more character than the woman charged with protecting the world. Good and bad is not so clear to me. One thing I do know for sure, black and white, is that I can't ever lose you again.

Diggle: A girl needs her father.
Deadshot: No, not this father. The best thing I can do for her life? Not be in it.

Diggle: Who is that?
Sara: His name is Slade Wilson and unless we stop him he's going to kill Oliver and his entire family.

Felicity: This isn't about them being together. This is about me, K? Sara can analyze blood, she can kick ass, she can do anything. And the one I'm supposed to be good at I'm failing at miserably. Why do you even need me now that you have her?
Diggle: Because you're irreplaceable Felicity.

Roy: Does this group have a name, like "Team Arrow" or something?
Oliver: We don't call ourselves that.
Felicity: I do. Occasionally.
Oliver: Stop.
Diggle: Welcome aboard.

So, the secret society gets a new member.

Diggle: Where ya goin'?
Oliver: To give a friend the benefit of the doubt.

I think you didn't have a problem with Felicity’s performance until she met Barry Allen.

Arrow Quotes

Sara: That's not true. I wanted to kill Roy because that's what I do. That's who I am. I spent six years in the darkness and I looked into the eyes of the devil and I gave him my soul.
Oliver: I can help you get it back.
Sara: No. You deserve someone better. You can harness that light that's still inside of you, but I'm not that person and I never will be.

There is a prophecy. The man who doesn't perish at the blade of Ra'a al Ghul will become Ra's al Ghul. Ra's al Ghul doesn't offer, he orders. Oliver! Don't delude yourself into thinking you have a choice.

Malcolm