David Goggins is an example of how hard work and mental toughness can transform people. He is known as the ‘Toughest man on the planet’ because of his determination. Born on February 17, 1975, David Goggins is an ultramarathon runner, triathlete and cyclist. In addition to that, he is also a well-known author and public speaker. His book ‘Can’t hurt me’ gained special recognition and sold around 3 million copies worldwide. He is famous for his self-motivated and inspirational writing style. Here, we have listed 61 David Goggins quotes.