Javier and Kellen draws a parallel between sales and sports, highlighting that both require mental toughness and consistent training. They emphasize the value of a mental skills coach in helping sales professionals optimize their performance by training their minds to work for them, not against them. Just as you would train your physical or sales skills, it’s crucial to train your mind if your performance matters. Both athletes and sales representatives can benefit from mental conditioning to prepare for unexpected challenges and maintain their confidence.