
Because you were being SELFISH.
The Big Bang Theory Season 10, Episode 10

You are a SELFISH jerk.
The Big Bang Theory Season 12, Episode 23

Well, it would be SELFISH of me
to keep it.
The Big Bang Theory Season 10, Episode 10

Fickle, superficial, SELFISH.
Money Heist Season 1, Episode 9

No matter how thoughtless
and SELFISH he is,
The Big Bang Theory Season 12, Episode 23