"The pursuit of knowledge is the most noble of endeavors, for it is through understanding that we unlock the mysteries of the universe."

Force and fraud are in war the two cardinal virtues.

忧郁是悲伤中的幸福。

预测未来的最好方法就是创造未来。

Theatre is a mirror that reflects not only our external reality but also our internal world, our dreams, and our nightmares.

Work spares us from three evils: boredom， vice， and need.

中心地的等级越高，其服务的区域越大，此类中心地的数量越少。

大型工业企业的历史就是现代资本主义崛起的历史。