"Unless in communicating with it one says exactly what one means, trouble is bound to result."

"The question of whether machines can think is a philosophical one, not a scientific one."

"The computer is a medium for thought."

"The isolated man does not develop any intellectual power. It is necessary for him to be immersed in an environment of other men, whose techniques he absorbs during the first twenty years of his life. …"

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