One might define adulthood as the age at which a person learns that he must die ...and accepts his sentence undismayed. - Robert A. Heinlein

Live and learn, or you don't live long.

“The trouble with you youngsters,” Joe said, “is that if you can’t understand a thing right off, you think it can’t be true. The trouble with your elders is, anything they didn’t understand they reinterpreted to mean something else and then thought they understood it. None of you has tried believing clear words the way they were written and then tried to understand them on that basis. Oh, no, you’re all too bloody smart for that—if you can’t see it right off, it ain’t so—it must mean something different.”

First they junked the concept of “justice.” Examined semantically “justice” has no referent—there is no observable phenomenon in the space-time-matter continuum to which one can point, and say, “This is justice.” Science can deal only with that which can be observed and measured. Justice is not such a matter; therefore it can never have the same meaning to one as to another; any “noises” said about it will only add to confusion.
But damage, physical or economic, can be pointed to and measured. Citizens were forbidden by the Covenant to damage another. Any act not leading to damage, physical or economic, to some particular person, they declared to be lawful.