有这样一则寓言：一位青年画家想画一幅人人见了都喜欢的画。为了使这幅画能尽善尽美，画完后他把这幅作品拿到市场上展出，旁边放了支笔，附上说明，要求观众指出画的毛病。晚上画家发现画面涂满了批评意见，让他很失望。然而，细细琢磨，他又悟出了某种东西。他决定换一种方? There is such a fable: a young painter wants to draw a picture that everyone likes to see. In order to make this picture perfect, he painted the work on the market after his painting, put a pen next to it, attached the explanation and asked the audience to point out the problem of painting. The painter at night found the painting full of criticism, which made him very disappointed. However, pondering, he realized something. He decided to change a party?