Who said "Every good deed is a sacrifice of something else."?

This quote is attributed to Madame Manec.

Every good deed is a sacrifice of something else. - Madame Manec

"Every good deed is a sacrifice of something else."

Madame Manec Kindness

Character in All the Light We Cannot See

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"Kindness matters, even in small ways."

"We survive by helping one another."

"Faith sustains us when nothing else can."

"Sacrifice is the price of resistance."

"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."