Essays / Oedipus the king - essay on fate (thesis, so what question, arguments) [2]

So I came up with my thesis which is (briefly) that Oedipus brought the fate to himself by his arrogance, pride, and reckless actions. 1. What could be the SO WHAT question? (How my thesis enriches the understanding of the text? Why is my thesis important? 2. What arguments could I use to support my thesis? And do I have to include author and title in the intro?