Who said "I am grateful for the struggles that have made me strong."?

This quote is attributed to Dwight Schrute.

I am grateful for the struggles that have made me strong. - Dwight Schrute

"I am grateful for the struggles that have made me strong."

Dwight Schrute Gratitude

"I am running away from my responsibilities. And it feels good."

"Fact: Bears eat beets. Bears, beets, Battlestar Galactica."

"When you realize you want to spend the rest of your life with somebody, you want the rest of your life to start as soon as possible."

"I am Beyoncé, always."

"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"