Who said "Happiness is solving your own riddle, not someone else's"?

This quote is attributed to Riddler.

Happiness is solving your own riddle, not someone else's - Riddler

"Happiness is solving your own riddle, not someone else's"

Riddler Happiness

"Riddles are the most honest form of communication - they demand truth wrapped in mystery."

"A mind that cannot solve a puzzle is a mind that cannot live."

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"The greatest riddle is why people fear enlightenment."

"Babalú!"

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