Who said "Gratitude is something they tried to train out of me."?

This quote is attributed to Winter Soldier.

Gratitude is something they tried to train out of me. - Winter Soldier

"Gratitude is something they tried to train out of me."

Winter Soldier Gratitude

"I'm not the Winter Soldier anymore."

"Seventy years. That's a long time to carry ghosts."

"Sometimes the best thing you can do is let go."

"I've done terrible things. I can't erase that."

"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"