抽象的目的不是模糊,而是创建一个新的语义层次,在这个层次上可以绝对精确。
Love is the only thing that makes life bearable, but it is also the source of our greatest pain.
我相信儿童书籍应该是美丽的物品,值得珍藏和反复阅读。
The elegance of a mathematical proof often mirrors the efficiency of the algorithm it describes.