via Dov Forman / Twitter

In 1945, Lily Ebert, now 90, was liberated from a German munitions factory where she worked as slave labor after being transferred from the Auschwitz death camp.

A few weeks after being liberated, an American soldier shared some words of positivity with her, "The start to a new life. Good luck and happiness," he wrote on a German banknote.

The simple gesture was life-changing for Ebert and the banknote became one of her most treasured keepsakes.

"This soldier was the first human being who was kind to us," she told NBC News. "It was the first time after this terrible life that somebody was kind and I knew that somebody wants to help."

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