The world is a book, and those who do not travel read only one page.
世界是一本书，不旅行的人只读了一页。
A good programmer is someone who always looks both ways before crossing a one-way street.
在模糊逻辑中，任何陈述的真实性都变成了一个程度问题。
Sometimes we get sad about things and we don’t like to tell other people that we are sad about them. We like to keep it a secret. Or sometimes, we are sad but we really don’t know why we are sad, so we say we aren’t sad but we really are.
计算机科学成功的关键不仅在于编写代码，还在于理解使其工作的基本原理和理论。