Who said "You are merely obstacles to be removed."?

This quote is attributed to Loki Laufeyson.

You are merely obstacles to be removed. - Loki Laufeyson

"You are merely obstacles to be removed."

Loki Laufeyson

"I am Loki of Asgard, and I am burdened with glorious purpose."

"You call it madness, but I call it ambition."

"Kneel before me. I am your king."

"The chitauri will devour the weak, and put the strong to work."