We all have heard it claimed that 13 is an 'unlucky number.' Indeed, there are many hotels in America that for this very reason claim not to have a 13th floor, in the sense that there is no button bearing the label '13' in their elevators (I recently stayed in one in New York, in fact).
Douglas HofstadterThe proverbial German phenomenon of the verb-at-the-end about which droll tales of absentminded professors who would begin a sentence, ramble on for an entire lecture, and then finish up by rattling off a string of verbs by which their audience, for whom the stack had long since lost its coherence, would be totally nonplussed, are told, is an excellent example of linguistic recursion.
Douglas HofstadterEnormous numbers of people are taken in, or at least beguiled and fascinated, by what seems to me to be unbelievable hocum, and relatively few are concerned with or thrilled by the astounding-yet true-facts of science, as put forth in the pages of, say, Scientific American.
Douglas HofstadterIt is an inherent property of intelligence that it can jump out of a task which it is performing and survey what it has done.
Douglas HofstadterSometimes it seems as though each new step towards AI, rather than producing something which everyone agrees is real intelligence, merely reveals what real intelligence is not.
Douglas HofstadterPerhaps the problem is the seeming need that people have of making black-and-white cutoffs when it comes to certain mysterious phenomena, such as life and consciousness. People seem to want there to be an absolute threshold between the living and the nonliving, and between the thinking and the "merely mechanical," ... But the onward march of science seems to force us ever more clearly into accepting intermediate levels of such properties.
Douglas Hofstadter