书籍是飞机，是火车，是道路。它们是目的地，也是旅程。它们是家。
"Books are the plane, and the train, and the road. They are the destination, and the journey. They are home."
The polka dots are a way to infinity.
A vida é uma coisa muito rara.
"The most important thing in science is not so much to obtain new facts as to discover new ways of thinking about them."
心灵是一个相互关联的过程系统。
You are never too old to set another goal or to dream a new dream.
质量不是给定的；它是赢得的。
The beauty of mathematics only shows itself to more patient followers.