There is nothing I can add to the discussion. The quotes from everyday people and people of power, from those who knew him and from those who did not are a mark of how he inspired us all, even this old Windows / Linux user lately come to the Apple fold.
But maybe the best quote, for me, is from Linton Weeks via NPR
He is not gone. He will not be forgotten. His soul is in the machine.
I doubt it could be said any better.