The sun must set to rise.

Coal has been the backbone of industry, and with innovation, it can continue to be.

一切流动不息。

Every point is important, and you have to fight for every one.

The best ideas often come from the people closest to the problem.

历史不仅仅是关于国王和王后的；它是关于普通人及其非凡生活的。

The highest manifestation of life consists in this: that a being governs its own actions. A thing which is always subject to the direction of another is somewhat of a dead thing.

最好的投资是那些能够执行的人，而不仅仅是想法。

Only when one plunges into the powerful current of the times will one's life shine brilliantly.