“There was a deep hidden love between brothers that was then polluted and distorted by the events of the first film. It’s something that Thor continues to appeal to, even though the rest of the Avengers dismiss Loki as a psychopath. In this situation [in Thor: The Dark World], Thor has let go of that affection, and that puts Loki in a very different position.”
“I was happy playing Hamlet, which is odd, isn’t it? I was aware of the weight but it was more the weight of the profundity of the questions he’s asking. I think everybody should play Hamlet, I think everybody should have the good fortune to ask that question (“To be or not to be”).”
Loki is the Philosopher King 