Who said "Happiness is forgetting that you serve a master."?

This quote is attributed to Sauron.

Happiness is forgetting that you serve a master. - Sauron

"Happiness is forgetting that you serve a master."

Sauron Happiness

"One does not simply walk into Mordor without purpose and absolute will."

"The Ring is mine. All that exists serves the master of the Ring."

"I am eternal. I am inevitable. I am the darkness that devours all light."

"Those who resist my rule shall know despair beyond measure."

"Babalú!"

"My greatest joy is making people smile."

"Laughter and love make a home."

"The best things in life are free."