I used to wonder why people take on seemingly reckless challenges—climbing Mount Everest, risking their lives, and leaving their families behind. Why do they engage in extreme sports that could break their necks at any moment? What’s the drive behind crossing Antarctica, solo, unaided, and powered solely by human effort? It never made sense to me—until I read Colin O’Brady’s 12-hour walk book about his solo journey across Antarctica. It changed everything.

Here are three powerful lessons I learned that can answer why people chase these extreme challenges:

1. Pushing Beyond Comfort Is the Path to Growth

Colin O’Brady’s journey wasn’t just about testing physical limits; it was about confronting discomfort head-on. Extreme challenges force people to step out of their comfort zone, pushing beyond what they thought was possible. Whether it’s climbing Everest or crossing the harshest environments on Earth, these feats are about self-discovery and realizing potential that otherwise stays hidden in everyday life. Growth doesn’t come from staying comfortable—it comes from pushing beyond it.

2. The Thrill of the Unknown Fuels Life

Taking risks and facing the unknown is what keeps life exciting. For people like Colin O’Brady, it’s not just about the achievement but the thrill of the unknown that drives them forward. The uncertainty of success or failure is what makes the journey worth it. Facing extreme challenges brings a heightened awareness of life. It’s about living fully, embracing fear, and using it as fuel for the journey.

3. The Fulfillment That Comes from Purpose

At the heart of these extreme endeavors is a sense of purpose. Colin didn’t just cross Antarctica for the sake of adventure. He did it to inspire others to break through their limitations and live life with purpose. When you have a strong why, no challenge seems too big. Extreme sports, life-threatening expeditions—they are all part of a greater purpose, a mission to push human boundaries and prove that anything is possible.

In the end, people don’t take on extreme challenges for fame or glory. It’s about growth, thrill, and purpose. They’re not crazy; they’re alive in a way many of us never experience.