平生莫做皱眉事，世上应无切齿人。
【译文】一辈子不做不应该做的事，世界上就不会有痛恨自己的人了。
孩子们喜欢安静练习与自由选择。
The best scientists are those who remain humble in the face of nature's complexity.
Never underestimate the power of a team that believes in a shared vision.
When you do things with passion, work is not work anymore.
The process of creative destruction is the essential fact about capitalism.