多数政治问题牵涉到这样或那样的道义性。
Most political questions involve morality in some form or other.
没有情感、意见、或个人弱性牵涉其中，因此没有被拒绝的风险。
There are no feelings, opinions or personal vulnerability involved, and therefore no risk of rejection.
第7章，“对既有系统进行需求工作，”检查了牵涉在既有系统中的复杂性和缺陷。
Chapter 7, "Requirements for existing systems," examines the complexity and pitfalls involved in changes to existing systems.
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