Who said "Gratitude is just guilt wearing a smile."?

This quote is attributed to Deadpool.

Gratitude is just guilt wearing a smile. - Deadpool

"Gratitude is just guilt wearing a smile."

Deadpool Gratitude

"I'm just a girl in love with a boy asking him to love her back."

"Maximum effort!"

"You're so brave, and stupid. Mostly stupid."

"I'm gonna do to you what Limp Bizkit did to music in the late 90s."

"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"