https://archive.is/anVSZ
"In fact, studies consistently find that traits such as conscientiousness (the quality of being dependable and disciplined), emotional stability or agreeableness have a stronger link with professional success, relationship durability and longevity than the links between those outcomes and someone's intelligence or socio-economic background.
Of all personality types, conscientious people tend to fare best on a number of key measures. They live the longest, have the most career success and are less..."