Diggle Through the Glass
An awesome shot of Diggle taking control of Amanda Waller's situation in the Arrow Season 2 Finale, "Unthinkable."

Arrow Quotes

There are people in this world who deal only in extremes. It's naive to think that anything less than extreme measures will stop them.

Amanda

Laurel: Helena, you don't have to do this.
Helena: Yes, I do. Because once you let the darkness inside, it never comes out.