风险是损失的可能性，而不确定性是缺乏确定性。

诗中的每个词本身就是一个世界。

我不在乎别人怎么说，我要做我想做的事。

The opening up of new markets, foreign or domestic, and the organizational development from the craft shop and factory to such concerns as U.S. Steel illustrate the same process of industrial mutation—if I may use that biological term—that incessantly revolutionizes the economic structure from within, incessantly destroying the old one, incessantly creating a new one.

教育是在所学知识被遗忘后仍能留存的东西。

可持续性不是选择，而是我们对后代的责任。

发现超对称将是物理学史上最伟大的成就之一。

尽一切职责，而不希望得到任何回报。