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There are no hard distinctions between what is real and what is unreal, nor between what is true and what is false.

如果行善不是發自內心，那就不會長久。比如被捐款、被做義工等等，都是一錘子買賣，因為不是他自愿的。

我在數學上花的時間越多，我就越興奮。

多樣性和包容性不僅僅是人力資源的舉措，它們是商業的必要條件。

If humanity doesn’t land on Mars in my lifetime， I would be very disappointed.

"A book can be more dangerous than a knife in the right hands."