The modern world stuns and distracts. News about one crisis after other climb from every screen, and screens for us many. Work exhausts and never ends. How to stop? How to be concentrated, that is all good to think over and accept the self-weighted decision? What secret is owned by those, who succeeds to save a concentration and equanimity practically in any situation?Райан Холидей analysed labours of the greatest thinkers all times and came to the conclusion, that a main component of success of prominent leaders, thinkers, artists, sportsmen and businessmen is this calmness. In the book he explains how to learn correctly to react on surrounding and to a full degree to use the capabilities at any time, in any place and in any circumstances.In Russian language published first.