There is no 'necessary connection' between what is legal and what is moral. [=what is legal does not always have to be moral and what is moral does not always have to be legal]
Higher prices are a 'necessary consequence' of the company's new services.
I'll 'do the necessary' [=do whatever is necessary] to get the job done.
(..) - Yeah. Well, I looked better than your wife when I left her this morning. While you were drinking or sleeping, or whatever it is you deemed so necessary on Monday morning, Phil Larson called. Said some kids are stealing the gnomes out of his garden again. Oh, those garden gnomes again. (..)2016 TvShow: Stranger Things Title: Chapter One: The Vanishing of Will Byers Season: 1 Episode 1