
No, no, no, no.
The ZONE ZONE is a safe ZONE.
The Big Bang Theory Season 12, Episode 14

Look, I know this experiment is
a big step outside of your comfort ZONE.
The Big Bang Theory Season 10, Episode 4

l know that this kind of thing
is outside your comfort ZONE--
Breaking Bad Season 4, Episode 8

Can't listen, ZONE.
The Big Bang Theory Season 7, Episode 6

Sheldon, I know
you're in the ZONE,
The Big Bang Theory Season 7, Episode 6