抽象的力量使我们能够看到贯穿看似不同问题的共同线索。
The power of abstraction allows us to see the common threads that run through seemingly disparate problems.
In the end, the value of a theory is not in its complexity, but in its ability to explain and predict.
言语有治愈伤口的力量，也有加深伤口的可能；作家必须明智地选择。
解释：屋顶是否有漏洞，下面的人才知道。
最伟大的艺术作品诞生于最深的悲伤。
