Who said "The only real alienation is the failure to understand."?

This quote is attributed to Fernando Pessoa.

The only real alienation is the failure to understand. - Fernando Pessoa

"The only real alienation is the failure to understand."

Fernando Pessoa Wisdom

Poet Portuguese 1888–1935

"I am not I; I am this one walking beside me whom I do not see."

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"I'm not angry, I'm just disappointed."

"The best things in life are free."

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"A woman's intuition is rarely wrong."