The 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 HofstadterOne of the most important and fascinating of all computer languages is Lisp (standing for "List Processing"), which was invented by John McCarthy around the time Algol was invented.
Douglas HofstadterYou can never represent yourself totally .... to seek self -knowledge is to embark on a journey which ... will always be incomplete, cannot be charted on a map, will never halt, cannot be described.
Douglas Hofstadter