Frank Medrano is an amazing calisthenic expert, who has mastered his body on a whole other level utilising calisthenics (bodyweight exercising) based workouts. He has made many inspirational and extremely motivational videos showing all the incredible feats that he can do. He was one of the reasons I got a lot more into calisthenics as well!
Here’s a bit of motivation of him to help you believe in yourself and know that anything is possible if you are dedicated to what you want to achieve!