In 517 B.C.（the 25th year of Zhaogong，Duke of the state of Lu），Zhaogong led his troops to attack the rebels of Jisun.Unfortunately he was defeated by the united troops of Jisun，Shusun and Mengsun.Duke of Lu was forced to take refuge in the state of Qi.Confucius went to Qi because of the turmoil in Lu.On his way he met a girl in Mt.Tai，who related in tears her reluctance to leave her homeland even though the members of her family had been killed by a tiger.Confucius could not help sighing，"A tyrannical government is more to be feared than tigers！"（the Book of Liji·Tangongxia）