Quiet: The Power of Introverts in a World That Can't Stop Talking

by Susan Cain

“There is no such thing as a pure extrovert or a pure introvert. Such a man would be in the lunatic asylum.”

how did we go from Character to Personality without realizing that we had sacrificed something meaningful along the way?

Spend your free time the way you like, not the way you think you’re supposed to.