"If the man were to try and pretend to be the machine he would clearly make a very poor showing. He would be given away at once by slowness and inaccuracy in arithmetic."

"The human mind is a very complicated machine."

"The view that machines cannot give rise to surprises is due, I believe, to a fallacy to which philosophers and mathematicians are particularly subject. This is the assumption that as soon as a fact is…"

"Mathematical logic, as a subject, is going to have a great future."

"No, I am not interested in developing a powerful brain. All I am interested in is a rather crude imitation of a child's brain."