Happiness is a real, objective phenomenon, scientifically verifiable. That means people and whole societies can now be measured over time and compared accurately with one another. Causes and cures for unhappiness can be quantified.

Polly Toynbee

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Happiness is a real, objective phenomenon, scientifically verifiable. That means people and whole societies can now be measured over time and compared accurately with one another. Causes and cures for unhappiness can be quantified.

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