Typical gains for a pure Python program are between two and four times, but lxml does most of its work in C, so the difference is unusually small.

一个纯 Python 程序的典型性能收益是普通程序的 2 至 4 倍，但是 lxml 使用 C 语言完成了大部分工作，因此它们之间的差别非常小。

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A man'sability may be great or small, but if he has this spirit, he isalready noble-minded and pure, a man of moral integrity and abovevulgar interests, a man who is of value to thepeople.

一个人能力有大小，但只要有这点精神，就是一个高尚的人，一个纯粹的人，一个有道德的人，一个脱离了低级趣味的人，一个有益于人民的人。

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