Who said "Work without passion is merely the passing of time."?

This quote is attributed to Oberyn Martell.

Work without passion is merely the passing of time. - Oberyn Martell

"Work without passion is merely the passing of time."

Oberyn Martell Work

"I am the viper. When the time comes, I will strike."

"Elia of Dorne. My sister. You raped her. You murdered her children."

"I want to look the man in the eye and see the fear in his heart."

"The man who passes the sentence should swing the sword."

"Hard work never killed anybody."

"Work with purpose and integrity."

"Hard work pays off in the end."

"A man's gotta do what a man's gotta do."