Sun Tzu 
The Art of War [EPUB ebook] 

‘The Art of War’ is the Chinese classic par excellence. For more than 2, 500 years, it has served as an inexhaustible source of inspiration for the right handling of conflict situations. The Chinese philosopher Sunzi / Sun Tzu (c. 500 B.C.) describes in his strategy guide steps to resolve disputes. He also helps in finding decisions.
To this day, this book is required reading – not only in manager levels.
‘A clever fighter is one who not only wins, but excels in winning with ease.’