实现明天的唯一限制将是我们今天的疑虑。

Life is the movie that you see in your dreams.

Challenges are opportunities in disguise—embrace them.

学习之道，没有什么比能够弄清事物的始末，来龙去脉更重要的。

无限的概念不仅仅是一个数学抽象，而是一个物理现实。

You can either be a victim of your past or a pioneer of your future.

Time has no divisions to mark its passage, there is never a thunderstorm or blare of trumpets to announce the beginning of a new month or year.