Who said "Work is eternal, especially for those of us who are."?

This quote is attributed to Grim.

Work is eternal, especially for those of us who are. - Grim

"Work is eternal, especially for those of us who are."

Grim Work

"I'm a creature of pure evil, and I find your optimism... disturbing."

"Foolish boy, your mortal comprehension cannot fathom my dark intentions."

"Death is my business, and business is good."

"Your pitiful existence amuses me."

"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."