Konrad Lorenz - winner of the Nobel Prize in Physiology or Medicine for 1973 - the founder of Ethology - the science of the behavior of animals and humans as a biological being. His books about animals are known all over the world and are well known to readers. This publication contains the works of Lorenz, in which he tries to find an answer to the most pressing problems of social life, to problems of a global nature that modern humanity is faced with, as well as to identify those deep-seated the roots of human behavior and the process of human cognition, which unite us with our “lesser brothers.”