The great powers are always searching for opportunities to gain power at the expense of their rivals, which makes them inherently aggressive.
写作是一种思考的方式,一种理解世界的方式。
可持续性不仅仅是一种趋势,更是我们共同的责任。
We have a responsibility to use our science to improve lives, not just to make profits.
We try to buy stocks that are undervalued, and then we wait for the market to recognize their value.