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Xian Gao was a native of the State of Zheng. During the reign of Duke Mu of Zheng, seeing that the state was being pressured by Qin and Jin, Xian Gao chose to live in reclusion and not serve as an official, instead becoming a merchant.
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The Farmer of Shihu was a man whose origins are unknown. He was a friend of Shun. When Shun offered to yield the world to him, the Farmer of Shihu remarked: “How tirelessly laborious the Lord is! He is indeed a man who exhausts his strength [for the sake of others].”
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Zi Zhou Zhi Fu was a man from the time of Emperor Yao. When Yao offered to yield the throne to Xu You, Xu You declined. Yao then offered it to Zi Zhou Zhi Fu.
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Shan Juan was a worthy man of antiquity. Emperor Yao heard that he had attained the Dao and thus faced north to study under him as a teacher. After Yao completed his reign, Shun also offered to yield the world to Shan Juan.
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Bei Yi (or Pi Yi) was a man from the time of Emperor Yao. Yao’s teacher was Xu You; Xu You’s teacher was Nie Que; Nie Que’s teacher was Wang Ni; and Wang Ni’s teacher was Bei Yi.