Diggle: I didn’t want you to worry, Oliver, which is why I didn’t tell you.
Oliver: No, John, you didn’t tell me because you knew I’d never let you go out there compromised and that I’d certainly never let you compromise the team. I have been mad at you before, John, this...is the first time I have ever been disappointed.

If I was dating the Green Arrow I think I'd know. Besides The Flash is much more my type.

Felicity

Cayden: You do see how that could have gone wrong, yes?
Black Siren: Yes, but it didn't!

Diggle: I never should have said I was doing it for you. Remember last year, when the Dominators put us into this alternate Star City?
Oliver: Yeah, kind of difficult to forget.
Diggle: We got to see what our perfect life would be. Mine was being the Green Arrow.

Arrow Season 6 Episode 7 Quotes

Diggle: I never should have said I was doing it for you. Remember last year, when the Dominators put us into this alternate Star City?
Oliver: Yeah, kind of difficult to forget.
Diggle: We got to see what our perfect life would be. Mine was being the Green Arrow.

Cayden: You do see how that could have gone wrong, yes?
Black Siren: Yes, but it didn't!