Who said "Kindness in a cruel world is an act of rebellion."?

This quote is attributed to Marie-Laure.

Kindness in a cruel world is an act of rebellion. - Marie-Laure

"Kindness in a cruel world is an act of rebellion."

Marie-Laure Kindness

Character in All the Light We Cannot See

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"It is a terrible thing to live in fear."

"The ocean connects us all."

"Books are a way to escape."

"We must be brave for those we love."

"A good man treats his wife with respect."

"Kindness always comes back around."

"The power of a smile can change everything."

"Kindness is weakness to some. Not to me."