孤独是自我的贫乏；独处是自我的丰富。

When we think of the past it's the beautiful things we pick out. We want to believe it was all like that.

"Positive psychology is not about ignoring the negative, but about building the positive."

我们若能大笑世事无常，好好活一场，死神也会战栗一旁。

I want to believe in love and simplicity.

The real challenge in computer science is not to write programs, but to understand the nature of computation.