" An internal report at Hewlett-Packard revealed that women only apply for open jobs if they think they meet 100 percent of the criteria listed. Men apply if they think they meet 60 percent of the requirements. This difference has a huge ripple effect. Women need to shift from thinking 'I'm not ready to do that' to thinking 'I want to do that-- and I'll learn by doing it. "

― Sheryl Sandberg , Lean In: Women, Work, and the Will to Lead