We wanted to solve robot problems and needed some vision, action, reasoning, planning, and so forth. We even used some structural learning, such as was being explored by Patrick Winston.

No computer has ever been designed that is ever aware of what it's doing; but most of the time, we aren't either.

Logic doesn't apply to the real world.

Common sense is not a simple thing. Instead, it is an immense society of hard-earned practical ideas - of multitudes of life-learned rules and exceptions, dispositions and tendencies, balances and checks.

By the way, it was his simulations that helped out in Jurassic Park - without them, there would have been only a few dinosaurs. Based on his techniques, Industrial Light and Magic could make whole herds of dinosaurs race across the screen.

One can acquire certainty only by amputating inquiry.

General fiction is pretty much about ways that people get into problems and screw their lives up. Science fiction is about everything else.