
And if he's USEFUL,
good. If not, throw him off the Wall.
Game of Thrones Season 3, Episode 3

Fear is USEFUL that way.
Game of Thrones Season 5, Episode 2

- and women.
- A USEFUL talent, I'm sure you'd agree.
Game of Thrones Season 1, Episode 10

Your expertise
could be USEFUL here.
Breaking Bad Season 4, Episode 3

It's USEFUL for calculating the number
of atoms in a substance,
The Big Bang Theory Season 9, Episode 10