学习一种新编程语言的唯一方法是用它编写程序。
次要规则是那些规定主要规则的创建、修改和废止的规则。
数百万人看到苹果落下,但牛顿问了为什么。
The most profound truths are often the simplest.
"Sometimes, you have to look back in order to understand the things that lie ahead."