The ability to learn is the most important quality a leader can have.

Sheryl Sandberg

In her popular 2013 book Lean In, which shines a light on the importance of women in leadership positions, Facebook executive Sheryl Sandberg presents the ideal attributes of a good leader. For Sandberg, there is nothing more valuable to an organization — be it a school, family, or Fortune 500 company — than when the people in positions of power can humble themselves enough to listen, learn, and digest new information.