What does "lead by example" mean in the context of Marine leadership?

In the context of Marine leadership, "lead by example" emphasizes the importance of a leader embodying the values, standards, and behaviors they expect from their subordinates. This concept fosters a culture of integrity and accountability, as Marines are more likely to adhere to the standards set forth when they see their leaders practicing them consistently. By setting a personal standard of behavior, a leader not only motivates their team but also builds trust and respect within the unit. This approach reinforces the notion that leadership is not just about giving orders but demonstrating the principles of discipline, dedication, and professionalism that are essential for effective teamwork and mission success. The commitment of a leader to act according to the values they preach serves as a powerful example for others to emulate, creating a positive and cohesive working environment.