
that is ironically NATURAL.
Westworld Season 3, Episode 8

Yeah! Natural selection at work.
The Big Bang Theory Season 1, Episode 15

When the two of you reach a NATURAL
stopping point, I'd like to have a word.
The Big Bang Theory Season 2, Episode 2

Physika means the science
of NATURAL things.
The Big Bang Theory Season 3, Episode 10

Penny, it's only NATURAL to want
your mother-in-law to like you,
The Big Bang Theory Season 9, Episode 23