Let's suppose a machine existed that could offer us any experience we desired. Any experience. Let's imagine distinguished neuroscientists stimulated our brain so we could think and feel our fantasies, as though these were real. Define your fantastical world view, dear reader; neuroscientists will make all dreams that make you happy possible -your entire life... But under one condition: to be floating in a tank connected to electrodes to your brain, making it able for you to “live” the perfect life simulation.  Two questions: • Would you hook up to this supermachine preprogrammed with all your aspirations and fantasies for the rest of your life? • In fact, I ask: is there something more important in life than being happy? Philosopher Robert Nozick created this experiment in 1974; and he concluded that the answer to the first question is: “NO” and to the second: “THERE ARE A LOT OF THINGS THAT MATTER MORE THAN BEING HAPPY.” Simple dilemma: what's preferable, a simulated life full of pleasure and happiness or a real life marked by diverse hopeless, hopeful, happy, loving, unloving, disillusion, partial success and unfulfilled ...