
- Let me walk you out.
- Oh, no, it's not NECESSARY.
Breaking Bad Season 3, Episode 8

Made NECESSARY by her insistence
on going into my room.
The Big Bang Theory Season 1, Episode 15

We must do everything NECESSARY
to protect one another.
Game of Thrones Season 5, Episode 3

Now, if this is truly NECESSARY,
Breaking Bad Season 2, Episode 3

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