一种善行没有内心的支持就不会长久,一种行为如果得不到自身的了解就无法树立。 
The world is a book, and those who do not travel read only one page.
科学中的每一个发现都是建立在我们之前无数人工作的基础上。
The man who does not work for the love of work but only for money is not likely to make money nor to find much fun in life.
The better you feel an emotion, the less you can express it.
数学不是一项观赏性运动;要理解它,必须积极参与其中。
成功的关键在于在别人看到随机性的地方找到模式。
I wake up every morning and say to myself, ‘You’re blessed to be alive.’