"When I was at school, I believed in the saying, 'Knowledge can help you turn over a new leaf,'" says Guo. "But since I've started working, I only half-believe it."

“我在学校的时候一直相信只是改变命运的说法，”郭说，“但自从我开始工作以后，我就对这点将信将疑了。”