把大部分的精力用于如何尽可能多的保留一点石油是远远不够的。
This mostly focuses on saving a little bit of energy, which byitself is simply not enough.
即使这种实践通过将精力集中在一个系统使用维度方面的分析与设计上，来提供很多好处，但它仍然是不够的。
Even if this practice provides many benefits by concentrating the analysis and design efforts on the usage dimension of a system, it is still not enough.
这样会让提供商集中精力进行持续改进，而且让软件用户知道仅保护明显的漏洞并不够。
It keeps vendors focused on continuous improvement and it puts software users on notice that securing only the obvious vulnerabilities is not good enough.
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