Chapter 3: The Discipline of Black Heart

This chapter explores the "black heart" concept, focusing on strategic thinking and discipline in decision-making.

She illustrates this with a hypothetical scenario where a manager, Sarah, must address an underperforming team member, Alex. Sarah’s black heart enables her to prioritize the team's well-being and productivity, making a difficult but necessary decision.

The chapter emphasizes the importance of detaching from emotions and focusing on what is best for oneself or the organization.