
I know you've had a DIFFICULT day.
Game of Thrones Season 4, Episode 3

We've all had to make DIFFICULT choices.
Game of Thrones Season 6, Episode 2

Apparently, you're very
DIFFICULT to replace.
The Big Bang Theory Season 12, Episode 5

Sheldon, is it possible that when things
get really DIFFICULT, you just give up?
The Big Bang Theory Season 10, Episode 22

where it's increasingly
DIFFICULT to know how...?
The Big Bang Theory Season 7, Episode 4