Tzu Sun Tzu 
art of war 

It is the most famous strategy treatise in the world, which has become a cult book within the company. It proposes valid principles both in the world of military strategy and in business or politics. Despite its age, it is an extremely modern book, which will help to reflect on any type of problem and to propose the necessary strategies to solve it without conflict. The Art of War is the best strategy book of all time. Ideal to apply in all aspects of life to achieve victory without conflict.