从前,有一小伙子和心爱的姑娘约会,他早早地来到约会地点,左等右等不见姑娘的身影,就焦躁地坐在树下长吁短叹起来。这时候,一位神仙出现在他的面前。“我知道你为什么闷闷不乐,”神仙说,“我送给你一个扣子,你回去把它缀在衣服上,要是遇到不得不等待的时候,只要把扣子向右轻轻? Once upon a time, a young man was dating a beloved girl. When he came early to the date of the appointment, he waited for the girl to sit on the left and wait for the right. At this time, a god appeared in front of him. “I know why you’re sullen,” said the god, "I gave you a button, you go back and put it on your clothes, and if you have to wait, you just gently snap the button to the right.