最深刻的定理往往有最简单的证明 - 如果你从正确的角度看它们的话。
The deepest theorems often have the simplest proofs - if you look at them from the right angle.
孔子说：“颜回真贤德！一篮饭，一瓢水，在陋巷，人人都愁闷，他却乐在其中。颜回真贤德！
当天赋不努力时，勤奋会击败天赋。
加强国际合作，推动煤炭行业技术和管理水平的提升。
The process of discovery in mathematics is often more important than the result itself.
Success is not final, failure is not fatal: it is the courage to continue that counts.
The past is not fixed; it shifts with our retelling.
不完整的完美比完整的完美更为深刻。
恨也罢，爱也罢，思想、感觉、观察也罢，无非都是在领悟。