在每一本书中，都有作者灵魂的一部分。
The biggest risk is not taking any risk at all.
"Purpose gives meaning to mental activity."
You have to spend some energy and effort to see the beauty of math.
To write poetry is to capture the essence of life in words.
"The best literature challenges us to see the world differently."
警惕物质诱惑，保持内心独立。