The only way to avoid mistakes is to have no new ideas.

煤炭一直是工业的支柱，通过创新，它可以继续发挥作用。

最好的数学不仅仅是逻辑的——它是直观且美丽的。

你的心脏不跳是因为我。

The principle goal of education is to create men who are capable of doing new things, not simply repeating what other generations have done.