The power of the press is a great power, but it must be used with great responsibility.
粒子的概念只是一种近似,仅在特定极限情况下有效。
伟大的科学需要聪明的头脑和谦逊的心。
性能的关键在于优雅,而不是一堆特殊情况。
The most important thing in mathematics is to understand the concepts, not just to memorize formulas.