Doing risk sport had taught me another important lesson: never exceed your limits. You push the envelope and you live for those moments when you’re right on the edge, but you don’t go over. You have to be true to yourself; you have to know your strengths and limitations and live within your means.

patent on Hexentrics in 1974 and it was granted on April 6 1976. Piton damage all but ceased. The Responsible Company: What We've Learned from Patagonia's First 40 years.

He is a writer first on climbing issues and ethics and more lately on mixing environmentalism and sound business practice in the concept of a slow company. He has been on the cover of Fortune and has been featured on CNBC's Squawk on the Street. Yvon Chouinard (born November 9 1938) is a rock climber environmentalist and outdoor industry businessman noted for his contributions to climbing climbing equipment and the outdoor gear business.