Explaind machiavellianism in less than 100 words.
Machiavellianism is a personality trait characterized by cunning, manipulation, and a focus on self-interest above all else. It's named after Niccolò Machiavelli, an Italian philosopher who wrote "The Prince," a book that advocates for the use of deceit and power in politics. Machiavellians are often willing to deceive and manipulate others to achieve their goals, and may lack empathy or concern for others' feelings or well-being.