"A man provided with paper, pencil, and rubber, and subject to strict discipline, is in effect a universal machine."

"A smallish proportion are supercritical. An idea presented to such a mind may give rise to a whole 'theory' consisting of secondary, tertiary and more remote ideas. Animals' minds seem to be very defi…"

"The original question, 'Can machines think?' I believe to be too meaningless to deserve discussion. Nevertheless I believe that at the end of the century the use of words and general educated opinion …"

"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…"

"The machine should be able to understand what it is doing."