Peter Drucker, the famed business book author, gave the advice that you should always hire for strengths, not absence of weakness. Steve had so many weaknesses. Sometimes it seemed like he could see what nobody else could, but he couldn't see the obvious that everyone could see.
But those strengths. I don't know where they all came from. Intensity? Drive? Quickness? Passion? A deep frustration with anything that wasn't insanely great? All of them?