"I once asked Ivan Sutherland, how could you possibly have done the first interactive graphics program, the first non-procedural programming language, the first

"I once asked Ivan Sutherland, how could you possibly have done the first interactive graphics program, the first non-procedural programming language, the first object-oriented software system all in one year? He said, well, I didn't know it was hard!" -- Alan Kay, http://www.youtube.com/watch?v=mOZqRJzE8xg#t=3m45s http://www.youtube.com/watch?v=mOZqRJzE8xg#t=3m45s