摧毁资本主义制度的最好方法是破坏货币。

The best designs are those that combine functionality with aesthetics.

The real problem is not whether machines think but whether men do.

By the help of microscopes, there is nothing so small as to escape our inquiry; hence there is a new visible world discovered to the understanding.

The future of coal lies not in its quantity but in how cleanly and efficiently we can use it.

不登上高山，就不知道天是多么高远；不亲临深溪，就不知道地是多么深厚。