We may hope that machines will eventually compete with men in all purely intellectual fields.

No, I'm not interested in developing a powerful brain.

Mathematical reasoning may be regarded.

Codes are a puzzle. A game, just like any other game.

It seems probable that once the machine thinking method had started, it would not take long to outstrip our feeble powers… They would be able to converse with each other to sharpen their wits. At some stage therefore, we should have to expect the machines to take control.

If a machine is expected to be infallible, it cannot also be intelligent.

Bell Labs Cafeteria, New York, 1943: His high pitched voice already stood out above the general murmur of well-behaved junior executives grooming themselves for promotion within the Bell corporation. Then he was suddenly heard to say: "No, I'm not interested in developing a powerful brain. All I'm after is just a mediocre brain, something like the President of the American Telephone and Telegraph Company."