Mao Collection, Upper Volume. Radical: Heart (xīn). Kangxi strokes: 8. Page 378, Entry 31. Pronounced xīn. According to the Tang Rhyme (Tangyun), Collection Rhyme (Jiyun), and Rhyme Meeting (Yunhui), the pronunciation is xīn. According to the Explanation of Graphs and Analysis of Characters (Shuowen), it means to lead, to enlighten, or to inspire. In the Records of the Grand Historian (Shiji), Zhou Annals (Zhoubenji), it is written that Jiang Yuan saw the footprints of a giant, and her heart felt joyful and pleased, and she wished to step into them. It is also used as a surname. During the Five Dynasties period, there was a scholar named Xin Biao. It is also rhymed as xuān. In the poem by Han Yu regarding the loss of Meng Dongye's son, it is written: Suddenly entering his house, three times reciting the words of Heaven. I bow once more to this good man, putting away sorrow and turning to joy. In the Classified Chapters (Leipian), this is the original form of the character for joy.