The best mathematics is not just logical—it is intuitive and beautiful.
The most dangerous phrase in manufacturing is 'we've always done it this way'.
Can a man still be brave if he’s afraid. That is the only time a man can be brave.
预测未来的最好方法就是创造未来。
孔子说：“生来就知道的，是上等人；学习后才知道的，是二等人；遇到困难才学习的，是三等人；遇到困难也不学习的，这就是下等人了。”
Principles is another name for prejudice.
On the path of science, there are no smooth roads to take; only those who are not afraid of hard work and climb the steep mountain paths have the hope of reaching the glorious summit.