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。

"Books are a way to explore the world, to understand different perspectives, and to develop empathy."

Confidence comes from within, and it's something you have to build every day.

数学的乐趣在于发现的旅程，而不仅仅是目的地。