Alan Turing — "The question is not whether machines can think, but whether they can be made to …"

"The question is not 'Can machines think?' but 'Can machines do what we (as thinking entities) can do?'"

"The activity of the intuition consists in making spontaneous judgements which are not the result of conscious trains of reasoning. These judgments are often but by no means invariably correct…"

"I've now got myself into the kind of trouble that I have always considered to be quite a possibility for me, though I have usually rated it at about 10:1 against."

"The question, 'Can machines think?' should be replaced by 'Are there imaginable digital computers which would do well in the imitation game?'"

"Machines take me by surprise with great frequency."