计算机科学的美在于它能够建模并解决现实世界的问题。
The future of coal depends on balancing economic growth with environmental care.
The footsteps of Nature are to be traced, not only in her ordinary course, but when she deviates from it in her most extravagant excursions.
智力上复杂的人对所有真正的个性都漠不关心,因为由此产生的关系和反应不能用逻辑操作来穷尽。