"The idea behind digital computers may be explained by saying that these machines are intended to carry out any operations which could be done by a human computer."

"The human brain is a very complex machine, but it is still a machine."

"I am not a believer in the idea that the human mind is something supernatural."

"I have had a number of conversations with people who are convinced that machines cannot think. I have not been convinced by their arguments."

"The human mind is capable of doing many things that a machine cannot, but a machine can do many things that a human cannot."