Who said "The human spirit is unbreakable, even in chains."?

This quote is attributed to Jean Valjean.

The human spirit is unbreakable, even in chains. - Jean Valjean

"The human spirit is unbreakable, even in chains."

Jean Valjean Strength

Character in Les Misérables

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"I am the master of my fate, I am the captain of my soul."

"The only real prison is fear, and the only real freedom is freedom from fear."

"Compassion is not weakness."

"The night is friendly."

"Strength comes from within."

"A woman should be proud of who she is."

"A strong woman can overcome anything."

"The only thing I'm good at is killing."