Quiet: The Power of Introverts in a World That Can't Stop Talking is a non-fiction book by Susan Cain. It explores the power and potential of introverts in a society that often values extroversion. Cain challenges the notion that introversion is a weakness and highlights the unique strengths and contributions of introverted individuals. Quiet is a thought-provoking and empowering read that encourages readers to embrace their introverted nature and appreciate the value of quiet and solitude.