The line between reality and illusion is often blurred.
现实与幻觉之间的界限常常模糊不清。
Mathematics is not about numbers, equations, computations, or algorithms: it is about understanding.
永远不要为一个强大的女性身份而道歉。
史记
学习新编程语言的唯一方法就是用它编写程序。