应对不自由世界的唯一方法是变得如此绝对自由，以至于你的存在本身就是一种反叛。

The best thing about a boolean is even if you are wrong, you are only off by a bit.

The task of the teacher is to lead the student from the known to the unknown.

"The past is a foreign country; they do things differently there."

要想知道戒酒的办法，清醒时看看醉酒人的丑态便知道如何做了。