Who said "Kindness is the only universal language"?

This quote is attributed to Alexei (Alyosha) Karamazov.

Kindness is the only universal language - Alexei (Alyosha) Karamazov

"Kindness is the only universal language"

Alexei (Alyosha) Karamazov Kindness

Character in The Brothers Karamazov

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"I want to suffer too"

"I want to understand it all, to forgive everyone for everything"

"The world is a beautiful place and worth fighting for"

"Beauty will save the world"

"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."