Who said "Gratitude is saying thank you to those who help."?

This quote is attributed to Roz.

Gratitude is saying thank you to those who help. - Roz

"Gratitude is saying thank you to those who help."

Roz Gratitude

"I'm filing a complaint."

"You didn't file your paperwork correctly - that's gonna be a problem."

"I've been working this desk for twenty years, and I know what I'm doing."

"You gotta follow the rules, or nothing works around here."

"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"