将给定的一段翻译成英文，输出翻译结果。
孔子说过：“三人行必有我师。”这告诉我们，无论在什么场合，我们都应该虚心地向别人学习，不要自大，要做一个谦逊的人。
Confucius once said, "When three people are walking together, there must be one who can be my teacher." This tells us that in any situation, we should humbly learn from others, not be arrogant, and strive to be humble.