数学的进步归功于那些不是被应用的欲望驱动，而是被发现的喜悦驱动的人。

The Backstreet Boys are more than just a band - we're a family.

We use mathematics to understand the markets, not to predict them.

The end of history will be a very sad time. The struggle for recognition, the willingness to risk one's life for a purely abstract goal, the worldwide ideological struggle that called forth daring, courage, imagination, and idealism, will be replaced by economic calculation, the endless solving of technical problems, environmental concerns, and the satisfaction of sophisticated consumer demands.

人生的伟大任务是学习主的旨意，然后遵行它。