> Simply put he was a master at finding good things and refining them into great things.

I'm not sure if you mean that as an insult, but honestly it's probably the most important thing he could have done; there's no shortage of good ideas out there, but most of them have terrible execution. Being able to see through that bad execution to the good idea, and imagine a great execution not encumbered by what it had, is a profoundly valuable skill.