定理是数学的永久文献。
Theorems are the permanent literature of mathematics.
聪明人的问题是，他们在愚蠢的人看来就像疯子。
学习一种新编程语言的唯一方法是用它编写程序。
"Memory is a fragile thing, but it is also our most powerful tool for understanding the past."
质量不是偶然；它是一种决定。
Every challenge in agriculture is an opportunity to innovate.
我不相信幸福的结局。生活中没有，为什么文学中要有？
"The world is a book, and those who do not travel read only a page."
