Don't run free 不要奔走
All marketing by shoe companies aside, the fact is you can run injury-free regardless of what shoes you do or don't decide to wear.
先不管跑鞋生产商的市场推广手段，实际上，不管你选择穿还是不穿什么样的鞋，你都可以保护自己的脚不受伤。
It will be a useful reference for those who value free software and privacy, but don't possess the necessary skills and resources to run web apps from their own server.
这对那些尊重自由软件和隐私，但是没有在自己的服务器运行Web应用程序所必需的技能和资源的人来说将是一个很有用的参考。
Or don't pay at all: there's a big wonderful world out there where you can walk, jog or run for free!
或者，更本不要去花钱：外边有一个巨大精彩的世界，你可以步行、小跑、跑步，全免费！
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