杨震,字伯起,今陕西潼关人,东汉安帝时期名臣,有“关西夫子”之称。杨震曾官至太尉,后因多次上疏直言时政之弊而为宦官忌恨,被罢免回乡,去世后葬于今陕西潼关县的四知村。杨震以清廉闻名,《后汉书》中记载有杨震“暮夜却金”一事。有人曾深夜给杨震送礼,说无人知 Yang Zhen, from the word Peter, Shaanxi Tongguan people today, the Eastern Han Emperor Andean period, “Guan Xi Master ” said. Yang Zhen had the officer to the lieutenant, after many times due to unfamiliar with the shortcomings of the truth when the eunuch hate, was dismissed back home, after the death buried in this four village in Shaanxi Tongguan County. Yang Zhen is known for his incorruptibility, and “Post-Han” records Yang Zhen “Twilight but Gold ”. Someone once gave Yang Zhen gifts late at night, saying no one knows