You're a completely SELFISH human being
and a physical and moral coward.
The Big Bang Theory Season 8, Episode 6
You are a SELFISH jerk.
The Big Bang Theory Season 12, Episode 23
Because you were being SELFISH.
The Big Bang Theory Season 10, Episode 10
You're being SELFISH right now
The Big Bang Theory Season 12, Episode 5
I’ve neglected you and our children.
I’ve been SELFISH.
Money Heist Season 1, Episode 5