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A temperament you’re born with (or not)? A skill you learn? In Willpower: Rediscovering the Greatest Human Strength, Florida State University psychologist Roy F. Baumeister and New York ...

Do you wish you could stick to a diet or keep up that exercise regime? If willpower seems to elude you, do you feel demoralised, inadequate or just plain lazy? Don’t worry - those are common ...