毕竟，计算机是执行一个接一个的指令的机器——但是它们如此之快，以至于大部分人不能设想用于我们正在解决的问题的不同的范型。

After all, computers were machines that executed one instruction after another — but they were so fast that most of us couldn't imagine a different paradigm for the problems we were solving.

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遵从正确路径：通过在sudo中指定secure_path指令锁定二进制文件的路径——确保用户不能在secure_path之外执行命令。

Follow the right path: Lock down the path for binaries by specifying a secure_path directive in sudo — ensuring that users can't execute commands outside the secure_path.

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