理无常是，事无常非。摘自
解释：道理和事情既没有永远正确的，也没有永远是错误的。
You have to fight to reach your dream. You have to sacrifice and work hard for it.
【讲解】：人格高尚的人不可用小事情考验他，却可以委以重任；人格低下的人不可委以重任，却可用小事情考验他。
Natural gas will play a critical role in the transition to a lower-carbon future.
Innovation requires courage, but even more persistence.
The best way to measure your investing success is not by whether you're beating the market but by whether you've put in place a financial plan and a behavioral discipline that are likely to get you where you want to go.