If you start dismissing anyone or anything you want to do away with as just a this or just a that, you can destroy anything you wish. There are alway… - Isaac Asimov

Un robot es una máquina computerizada que es capaz de realizar un tipo de tareas que son demasiado complejas para cualquier mente viviente aparte de la del hombre, y de unas características que una máquina no-computerizada no es capaz de realizar.

And it was the amount of energy a single human could produce that dictated military potential, standard of living, happiness, and all besides.

At least once every human should have to run for his life, to teach him that milk does not come from supermarkets, that safety does not come from policemen, that “news” is not something that happens to other people. He might learn how his ancestors lived and that he himself is no different — in the crunch his life depends on his agility, alertness, and personal resourcefulness.