Quotes about unique personality have a remarkable ability ... Each individual possesses a distinct blend of traits, quirks, ...

But personality can be sliced in many different ways, and some traits are frequently measured and studied by psychologists on their own. Here are some of the scientifically studied groups of ...

Three traits, often called the Dark Triad—narcissism, psychopathy, and Machiavellianism—are commonly assessed to investigate the darker, or more antagonistic and self-interested side of human ...