Having a strong why is essential for overcoming challenges and staying motivated. Knowing your why helps you stay focused and determined to achieve your goals. Your why should inspire you and be connected to your purpose. It can be applied to various aspects of your life, such as health and fitness, relationships, personal growth, and career. When you know your why, you can handle any how and push through obstacles. It's important to regularly revisit and renew your why to stay motivated and committed.