最初看似导致怀疑的原则，经过一定程度的追求，会使人回归常识。
The same principles which at first view lead to skepticism， pursued to a certain point， bring men back to common sense.
我只是尽力做到最好，保持积极。
I'm very proud to be black, but black is not all I am. That's my cultural historical background, my genetic makeup, but it's not all of who I am nor is it the basis from which I answer every question.
物理学不仅仅是解决问题，它是关于理解现实的本质。
The most successful societies in the future will be those that are able to combine the efficiency and technological dynamism of the market with the social safety nets and political stability provided by the state.
商业中最危险的一句话是“我们一直都是这么做的”。
Green mining and low-carbon utilization are the only way for the sustainable development of the coal industry.