A strong sense of self allows you to disagree without losing your footing. It lets you listen without fear that someone else’s opinion will “erase” yours. In leadership circles—including in the military, business, and diplomacy—it’s well known that the most effective people are those who stay rooted in their values while staying open to new information.

When you know who you are—and what you stand for—you stop needing to “win” every debate. Instead, you can focus on understanding the other person. You become more comfortable asking questions, exploring nuance, and seeing the human being behind their opinion. This is where real relationships begin.

A strong sense of self also helps you see patterns across perspectives. Instead of getting stuck in emotional reactions, you can recognize similarities between people who think they have nothing in common. This is how great leaders unite teams, how mediators settle conflicts, and how communities heal after division. Martin Luther King Jr. understood this. So did Nelson Mandela. Both were anchored in unshakable identity, and that strength gave them the ability to understand their adversaries without compromising their own convictions.

The people who solve major challenges—whether global crises or neighborhood disagreements—are usually the ones who can disagree gracefully, stay respectful, and keep the mission bigger than their ego.