Hillary’s life trajectory is destined to make him have a lifelong relationship with the mountainous country of Nepal and the simple and hardworking Sherpa people. Nepalese affectionately call Hillary, who is 1.88 meters tall, "Big Man". Hillary has not forgotten the Nepalese people who brought him great fame. In 1962, Hillary established a foundation that raised $250,000 annually to help poor Sherpas receive education and launch a reforestation project. Throughout her life, Hillary visited Nepal no less than 120 times. As more and more people climb Mount Everest, Hillary begins to pay attention to environmental issues on Mount Everest. He called on climbers from all over the world to remove thousands of tons of oxygen bottles, food cans and other abandoned garbage around Mount Everest.

As a mountaineer, Hillary also encountered this classic question: Why climb mountains? Hillary said that he did not have a good answer. Most people climb mountains because "the mountain is over there." Among mountaineering enthusiasts, this is a classic answer to a classic question.