Who said "Gratitude for what we have is often forgotten"?

This quote is attributed to Pietro Maximoff.

Gratitude for what we have is often forgotten - Pietro Maximoff

"Gratitude for what we have is often forgotten"

Pietro Maximoff Gratitude

"You didn't see that coming?"

"The world is not safe. It never will be."

"We were just children when we lost everything."

"You think you're the only one who can change things?"

"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"