Who said "I'm out of the game."?

This quote is attributed to George Costanza.

I'm out of the game. - George Costanza

"I'm out of the game."

George Costanza

"I'm out there Jerry, and I'm lovin' every minute of it."

"These pretzels are making me thirsty."

"Master of my domain."

"It's not a lie if you believe it."