Naked lions are just as dangerous as elegantly dressed ones

... extroverts are more likely than introverts to be killed while driving, be hospitalized as a result of accident or injury, smoke, have risky sex, participate in high-risk sports, have affairs, and remarry.

If genius is one percent inspiration and ninety-nine percent perspiration, then as a culture we tend to lionize the one percent.

If personal space is vital to creativity, so is freedom from "peer pressure".

Introverts need to trust their gut and share their ideas as powerfully as they can.

[Introverts] outperform extroverts on the Watson-Glaser Critical Thinking Appraisal test, an assessment of critical thinking widely used by business for hiring and promotion. They've been shown to excel at something psychologists call "insightful problem solving.

Eleanor Roosevelt became the first First Lady to hold a press conference, address a national convention, write a newspaper column, and appear on talk radio.

Evangelicalism has taken the Extrovert Ideal to its logical extreme...If you don't love Jesus out loud, then it must not be real love. It's not enough to forge your own spiritual connection to the divine; it must be displayed publicly.

Introverts also seem better than extroverts at delaying gratification, a crucial life skill associated with everything from higher SAT scores and income to lower body mass index.