When you say this affirmation over and over again you affirm to yourself that you are free of all that no longer serves you. In other words you are making a statement that you are free of everything that no longer resonates with your energy. You’re also affirming that you’re free to explore new opportunities, and you’re opening yourself up to exploring more of your creativity in the vast sea of possibility. You don’t have to even know exactly what that is! You just have to breathe and follow your passion.
If you do not have access to a medball, use a weighted ball or non-weighted ball. Be careful with ball slams with a non-weighted ball. A pillow also works well for this workout as a non-weighted workout.
Here's a great read about your past experiences in PE class, and how it impacts your activity level today. https://www.google.com/amp/s/www.nytimes.com/2018/08/22/well/move/how-you-felt-about-gym-class-may-impact-your-exercise-habits-today.amp.html