"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. …"

"The story of how it all came to be found out is a long and fascinating one, which I shall have to make into a short story one day, but haven't the time to tell you now."

"It is possible for a machine to have a memory in the sense that a human being has a memory."

"Science without religion is lame, religion without science is blind."

"The whole problem can be reduced to the question: Can machines think?"