Well, it would be SELFISH of me
to keep it.
The Big Bang Theory Season 10, Episode 10
You're darn right it's fair play,
you SELFISH jerk!
The Big Bang Theory Season 9, Episode 23
Yeah, see, now I feel terrible, like
I'm being SELFISH and holding you back.
The Big Bang Theory Season 10, Episode 22
you did something
totally SELFISH without worrying
The Big Bang Theory Season 12, Episode 20
or a SELFISH reason?
The Big Bang Theory Season 12, Episode 20