Who said "You should be more grateful you're still alive."?

This quote is attributed to Grim.

You should be more grateful you're still alive. - Grim

"You should be more grateful you're still alive."

Grim Gratitude

"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."

"Gratitude makes life richer."

"A grateful heart is a happy heart."

"Respect those who came before us."

"Life's greatest treasures are the people we love"