Sheldon, do you really expect
to ENFORCE this?
The Big Bang Theory Season 3, Episode 15
You can't ENFORCE this.
The Big Bang Theory Season 11, Episode 14
Without the Unsullied to ENFORCE your rule,
Game of Thrones Season 4, Episode 5
How would you ENFORCE it?
The Big Bang Theory Season 9, Episode 18
Don't think you're gonna be there
to ENFORCE those orders.
Game of Thrones Season 5, Episode 8