信任是矿业中最宝贵的资源，比任何矿物都更难获得。

The best time to sell a stock is almost never.

The beauty of physics lies not just in the answers it provides, but in the mysteries it reveals.

The use of a program to prove the 4-color theorem will not change mathematics - it merely demonstrates that the theorem, a challenge for a century, is probably not important to mathematics.

华尔街拥有太多的财富和政治权力。