化学是一门研究物质性质及其变化的科学。

People who are really serious about software should make their own hardware.

The test of our progress is not whether we add more to the abundance of those who have much; it is whether we provide enough for those who have too little.

痛苦是净化灵魂的火焰。

Innovation is the key to transforming the traditional coal industry into a modern and efficient sector.

未来属于那些拥抱变化的人。