If Rule Compliance is external and Social Conscience is about interaction, then Principled Conscience, or integrity, is internal.
如果说服从规则是外在的，社会道德是关于互动的，那么原则或是正直就是内在的。
2
To maintain the integrity of objects with different lifetimes, you must follow one rule when referencing objects: an object may not reference another object with a shorter lifetime.