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

"Positive psychology is not a spectator sport."

Innovation in energy must balance environmental responsibility with economic viability.

Pain is temporary. It may last a minute, or an hour, or a day, or a year, but eventually it will subside and something else will take its place. If I quit, however, it lasts forever.

The universe is not only stranger than we imagine, it is stranger than we can imagine.

不要害怕失敗，要害怕不去嘗試。

I'm not a teacher, I'm a student.

我確信宇宙中充滿了智慧生命。只是它們太聰明了，不會來這里。