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-Preface {#preface .unnumbered}
-=======
-前言
-=======
+## 前言
 
-The third edition of Free Software, Free Society holds updated versions
-of most of the essays from the second edition, as well as many new
-essays. A third of the essays are new.
-
-此第三版《自由软件，自由社群》（Free Software, Free Society）将第二版的很多文章都更新到了，也加入了很多新文章，其中三分之一都是新的。
-
-As it was in previous editions, the initial section of the book is
-devoted to the principles and philosophy of free software. It includes a
-more powerful presentation of why software ought to be free, an
-explanation of how our principles determine our practical decisions, and
-addresses the question of freedom and hardware designs.
+此第三版《自由软件，自由社会》（Free Software, Free Society）将第二版的很多文章更新了，并加入了很多新文章，其中三分之一都是新文章。
 
 与前几版一样，此书首先介绍了自由软件的原则和哲学。讲述了软件为何必须自由，并解释了我们的原则是如何指导实践活动的，以及解决了有关硬件自由设计的问题。
 
-The way we name and frame an issue affects how we think about it.
-Companies choose terminology to promote their framing; to accept that is
-to support them. Thus, this edition has new material about how we at the
-FSF name things and why.
-
 如何称呼以及对自由软件的框定会影响我们的思考。企业通过术语来推广他们的理念，接受了相应术语也就支持了他们。因此，在这一版中，我们加入了新的文章来讲解 FSF（自由软件基金会，Free Software Foundation）是如何以及为什么这么称呼这些术语。
 
-The copyright section now presents a transcript of a speech that
-discusses the overall issue of copyright law and how it should be
-changed.
-
-版权一章节录了讨论版权相关法律问题的演讲，并说明如何将之修改。
-
-The patents section proposes a solution for the problem caused by
-patents in the computing field. I’ve kept essays about patents separate
-from those about copyright, since the two issues should not be lumped
-together.
-
-专利一章设想了一个解决计算机领域专利问题的方案。我将专利和版权分开讨论，是因为这两点是不能混淆在一起的。
-
-The licensing section is largely unchanged, still presenting the GNU
-licenses, with an introduction written with Brett Smith giving their
-history and the motives for each of them, and an essay explaining why
-software projects should upgrade to version 3 of the GNU General Public
-License.
-
-许可证一章大体并没有改变，依旧讲述了 GNU 的各个许可证，还有 Brett Smith 讲述的各个许可证的历史变迁，并用一篇文章解释了为什么软件项目必须升级到 GNU 通用公共许可证第三版。
-
-This edition continues to address dangers and traps that the free
-software community faces, including now the issues of nonfree games,
-e-books, and the growing threat of digital surveillance.
+"版权"这一部分接录了讨论版权相关法律问题的演讲，并说明如何修改这些法律。
 
-这一版继续讲述自由软件社群面对和解决的各种危险和陷阱，包括了当下的非自由游戏、电子书和持续威胁的电子监控。
+“专利”这一部分设想了一个解决计算机领域专利问题的方案。我将专利和版权分开讨论，是因为这两点是不能混淆在一起的。
 
-I hope this book can show you how you might lose your freedom, teach you
-how to protect it, and inspire you to value it.
+“许可证”这一部分大体并没有改变，依旧讲述了 GNU 的各个许可证，还有 Brett Smith 讲述的各个许可证的历史变迁，并用一篇文章解释了为什么软件项目必须升级到 GNU 通用公共许可证第三版。
 
-我希望此书可以展示出很容易就会失去自由，教会你如何保护，并启发你珍视自由。
+这一版继续阐述自由软件社区需要面对和解决的各种危险和陷阱，包括了当下的非自由游戏、电子书和持续威胁的电子监控。
 
-Thank you to Jeanne Rasata for managing the project, editing the book,
-formatting the text, and creating the index. Thanks also to Karl Berry
-for technical assistance with Texinfo, and Kyle Winfree for designing
-and formatting the cover.
+我希望此书可以告诉你，我们很容易就会失去自由，教会你如何保护，并启发你珍视自由。
 
 要感谢 Jeanne Rasata 管理此项目，编辑书木，排版文字，并建立目录。还要感谢 Karl Berry 协助解决 Texinfo 技术问题，以及 Kyle Winfree 设计和排版此书的封面。