"Purpose is what gives meaning to profit."

We are all branches on the great tree of life.

我是世界上最幸福的人。也许其他人以前说过这样的话，但没有一个说得那么有道理。我甚至比简还要快乐；她只是微笑，我是大笑。

The hepatitis C virus was a hidden enemy, but every hidden enemy can be found with the right tools and determination.

"Life is a series of moments, each one a story waiting to be told."

There is a close connection between the human soul and the natural world; our emotions are intertwined with the external universe.

在量子力学中，轨迹的概念失去了意义。