The pursuit of mathematical truth is a never-ending adventure.
The most powerful stories are those that reveal the fragility of the human condition.
行为金融学告诉我们，投资者并不总是理性的，市场也不总是有效的。
The healthy social life is found when in the mirror of each human soul the whole community finds its reflection, and when in the community the virtue of each one is living.
Science is the knowledge of consequences, and dependence of one fact upon another.
We must bridge the gap between rural producers and urban consumers.