To overcome difficult challenges, you need powerful motivation and willpower. In this sense, we all have a lot to learn from ultramarathoners. Hours-long or even days-long endurance races, complicated by extreme conditions—how is it possible to withstand such physical and psychological stress? The author of this book has completed more than a hundred of the most incredible endurance competitions: in the mountains, deserts and snow in various parts of the planet. He never left the race. He holds the recent record for the tough Leadman race, which involves one hundred miles of cycling and one hundred miles of running at high altitude in the mountains. And in these competitions, the most important thing is the attitude. “Ultrathinking” is eight installations that help in any area where you have to strain your last strength, be it sports, business or dealing with difficult life circumstances. This book is for those who have high goals and difficult tasks. It is published in Russian for the first time .