引用沈祖芸
The best innovations are often the simplest solutions to the most persistent problems.
我的花园是我最美丽的杰作。
不要烦恼啊不要烦恼,连明月的圆缺都难以长久保持。
The truth is not always probable, or likely.
The beauty of mathematics lies in its ability to describe the universe in the most elegant and concise way.