造纸业有着丰富的历史，但我们必须始终向前看。

"Sometimes you have to lie. But to yourself you must always tell the truth."

Happiness is beneficial for the body, but it is grief that develops the powers of the mind.

最个人的就是最普遍的。

积极心理学不是一项观赏性运动

大脑是我们迄今为止在宇宙中发现的最复杂的东西。