数学证明的优雅类似于精心设计的算法的美丽。
The elegance of a mathematical proof is akin to the beauty of a well-crafted algorithm.
History is not the past. It is the method we have evolved of organizing our ignorance of the past.
Great design is about solving problems, not just making things look good.
There is no real excellence in all this world which can be separated from right living.