A short story by Isaac Asimov. Regarded by many, including myself, to be one of the best Science Fiction authors ever. This is according to him his best work.
*** i am a dj & producer veteran, built a 20 city spanning party network in germany, me & my team built the worlds first fully automated music label, i consult the comm industry & politicians. my work & passion at ChromeMusic has been a constant source for a&r's. ps i love the human spirit ;) ***