How long should a hug? What good mourn? What can we do to change our fate? Is there any purpose in love? Why is so inevitable heartbreak? How aprendemosa be afraid? To what age begin to lie? Why do we feel jealous? How many friends need to be happy? Can we avoid estresarnos without? Why unhombre cares more than a woman who scratched the car? And, beyond the thousands of fad diets, emotional tricks are there to lose weight? In these and many other questions, transcendental, everyday, Elsa Punset answers in this book, conceived as a "little varied route guidance" passing by geography of human emotions in order to become more easily understood around us, acknowledging the importance of our relationships with others, find it is much more that unites us than separates quenos, finding effective ways to communicate, manage the relationship between body and mind, enhance the flow of joy locked, organize ourselves to achieve our goals set and meet the human brain and help to counteract their innate tendency "to fearful and distrustful survival." Because, as noted by Elsa Punset transparent words easy to transform our lives and our relationships "as much as we do not need: a light backpack can be what helps us to understand and manage the reality around us." An indispensable guide to understanding others and successfully navigate eluniverso of emotions.