You're being SELFISH right now
The Big Bang Theory Season 12, Episode 5
There was going to be a SELFISH person...
The Big Bang Theory Season 3, Episode 17
That is the most SELFISH thing
you've ever done.
The Big Bang Theory Season 12, Episode 7
No matter how thoughtless
and SELFISH he is,
The Big Bang Theory Season 12, Episode 23
Because you were being SELFISH.
The Big Bang Theory Season 10, Episode 10