The person who tries to live alone will not succeed as a human being. His heart withers if it does not answer another heart. His mind shrinks away if he hears only the echoes of his own thoughts and finds no other inspiration.

任何经济理论的最终检验标准是它是否能改善现实世界的决策。

凡是大国之所以不攻打小国的，必定是由于这个小国粮食充足，城郭修筑坚固，上下和谐一心。 

金融科技的发展要兼顾效率与安全。

保持孩子健康的最佳方式是让他们保持活跃并均衡饮食。