"The value of a result is not measured by the time it took to get it."

"It is not easy to devise a game which is fair in this respect between the machine and the man."

"We can only see a short distance ahead, but we can see plenty there that needs to be done."

"The problem of consciousness is a difficult one, and I do not have a solution to it."

"If a machine can think, it might think more intelligently than we do, and then where should we be?"