You are familiar with the situation when you came to the kitchen, but forgot why? When do you remember that you wanted to call your mother, but left the phone near the coffee machine? It's time to reveal all the secrets of our brain! Idriss Aberkan introduces the concept of "neuroergonomics," that is, the art of proper use of the brain. He describes cases of amazing application of its capabilities: after all, people who are able to extract the root of the 73rd degree from a number consisting of 500 digits in seconds have the same brain as us. The difference lies in their ability to properly distribute the load on the cognitive functions of the brain.