To have a successful career, focus on what contributes by building valuable skills and using them to help others over time. Key stages include exploring uncertainties to find best options, building career capital to enhance skills and reputation, and deploying by effectively tackling urgent social problems. Consider various career paths like earning to give, research, communication, and government roles. Continuously adapt your plan, eliminate harmful jobs, focus on improving skills, seek community support, and strive for long-term vision while taking the best next step.