0 If a rule or law is unenforceable, it is impossible to force people to obey it. --
1 an unenforceable law or system cannot be accepted as legal in a court of law: --
2 that people cannot be made to obey, or that cannot be made to work effectively: --
We can complete it step by step however long the road is and it can't be completed however short the road is if you don't even mark your footprint.
Vi kan slutföra det steg för steg hur lång vägen än är och den kan inte slutföras hur kort vägen än är om du inte ens markerar ditt fotavtryck.