Sun Tzu dynasty bibliographies noted the latter publication as extant and written by a descendant of Sun, it had previously been lost. The rediscovery of Sun Bin's work is regarded as extremely important by scholars, both because of Sun Bin's relationship to Sun Tzu and because of the work's addition to the body of military thought in Chinese late antiquity. The discovery as a whole significantly expanded the body of surviving Warring States military theory. Sun Bin's treatise is the only known military text surviving from the Warring States period discovered in the twentieth century and bears the closest similarity to "The
Leadership trust results in folly. Dependence on the strength of courage results in violence. Excessive discipline and sternness in command result in cruelty. When one has all five virtues together, each appropriate to its function, then one can be a leader. — Sun Tzu Machiavelli's "The Prince", written in the early 16th century, provided a manual for rulers ("princes" or "tyrants" in Machiavelli's terminology) to gain and keep power.In the 19th century the elaboration of anarchist thought called the whole concept of leadership into question. (Note that the "Oxford English Dictionary" traces the word "leadership" in English only as far back