*"Willpower gets you started. Habits get you results." - Priit Kalas
*"Willpower gets you started. Habits get you results." - Priit Kalas
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== Journal article ==
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*[https://www.sciencedirect.com/science/article/abs/pii/S0191886914005339Trait self-control and the avoidance of temptation], ''Personality and Individual Differences''. Volume 74, February 2015, Pages 12-15