The 75 Hard program is often misunderstood and criticized by people who haven't fully grasped its benefits. Personal trainers, in particular, may feel threatened by it because it's free. However, the program is designed to allow individuals to customize their training and nutrition plans and achieve long-lasting results. The program emphasizes the importance of constantly sharpening skills like discipline, mindset, and mental toughness. Just like any skill, these attributes require regular practice and investment to maintain and enhance their power.