Emperor Wu of the Han dynasty had an uncle named Liu An, who bore the title King of Huainan. Liu An called together many thousands of people skilled in astronomy, medicine and divination, and wrote a book several hundred thousand characters in length, called Huainanzi.
1. 漢武帝的一位叔父劉安（封淮南王），招納賓客和從事天文、醫學、曆算、占卜的人員有數千之眾，並且編了一部幾十萬字的書，叫《淮南子》。