
...of quod est necessarium est licitum,
that which is necessary is LEGAL.
The Big Bang Theory Season 3, Episode 16

Howie, you're about to form
a LEGAL partnership with Sheldon Cooper.
The Big Bang Theory Season 9, Episode 18

-The police's money is LEGAL.
-It's LEGAL.
Money Heist Season 3, Episode 8

Yeah, that's my LEGAL opinion.
Breaking Bad Season 2, Episode 9