Who said "I work only to accumulate more of what is already mine."?

This quote is attributed to Smaug.

I work only to accumulate more of what is already mine. - Smaug

"I work only to accumulate more of what is already mine."

Smaug Work

"I am fire. I am death."

"You have no idea what you're dealing with."

"I am armored above and below with iron scales and hard gems."

"My armor is like tenfold shields, my teeth are swords, my claws spears."

"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."