About the book: 1991 / Secrets of the human psyche - how knowable are they in our time? What are the “stages” of personality maturation and what is the uniqueness of its response at different age periods? What are the so-called borderline states and is it possible to fully reveal the “springs” of deviant behavior? Is there a connection between personality anomalies and giftedness, altruism, conformism, and delinquency? How to resist various stressful influences and overcome insomnia? This book will help you understand the most complex issues related to brain activity. The publication is addressed to a wide range of readers.