汉字信，为什么人言为信？

Xin is made of person and words. 信字由人字旁和言字组成。 The words a person says must count. 人说的话一定要算数。 If you say it, you must do it. 说到，就要做到。 That promise is what xin means. 这份承诺，就是信。 People with xin can be trusted. 有信的人，才值得相信。 The character reminds us to keep our word. 这个字提醒我们守信用。