Alan Turing — "The most beautiful thing we can experience is the mysterious."

"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…"

"The problems of biology can be reduced to physics and chemistry."

"We are not interested in the fact that a machine can solve a problem, but in the fact that it can solve a problem that we cannot."

"The idea of a 'soul' is a philosophical concept, not a scientific one."

"Up to a point, it is better to just let the snags [bugs] be there than to spend such time in design that there are none."