科学的进步就像古老的沙漠小径，散落着被抛弃的理论的苍白骨架，这些理论曾经看似拥有永恒的生命。
某些城市人工制品的永久性赋予了它们纪念碑的品质。
The most exciting moments in mathematics are when you realize that two seemingly unrelated areas are deeply connected.
我觉得布什总统根本没有为艾滋病做任何事。事实上，我都不能确定他会不会拼艾滋这个单词。
Leadership means making tough decisions today that will benefit generations tomorrow.
文学的力量在于它能够揭示人性的复杂性。