The only limit to our realization of tomorrow will be our doubts of today.
实现明天的唯一限制将是我们今天的疑虑。
The earth gives us its treasures, but it's our duty to give back more than we take.
我不害怕变老，因为随着年龄增长而来的是智慧。
青年的危机不是生物性的，而是社会和政治性的，它需要一种新的语言来理解他们斗争性质的变化。
Never invest in a company without understanding its finances. The biggest losses in stocks come from companies with poor balance sheets.