"The world is a book, and those who do not travel read only one page."

明天的种子就种在今天的研究中。

Music has taught me how to face the ups and downs of life.

In all of us，even in good men，there is a lawless wild-beast nature，which peers out in sleep.

实现明天的唯一限制将是我们今天的疑虑。