It's possible that the main idea is the journey of self - discovery through yoga in the jungle. The jungle can be seen as a metaphor for the unknown, both within and outside of us. By practicing yoga there, the person in the story might be delving deeper into their own self, facing their fears and insecurities, and coming out stronger and more centered at the end of the story. They may also be learning to adapt to the unpredictable nature of the jungle, which is also a lesson for life.