Symmetry adds a variety of balance and can help point out a focal point or show the dominant image in your art.
There are many techniques that people make to become morespiritually enlightened. Some of these are meditation, prayer,chanting, yoga, martial arts, fasting, dancing and psychedelics.
The realistic aspects are that he puts all of his strength into a mighty throw and the anatomy of his body. The aspect that is idealistic is his face; it is calm. This wouldn't be the case if he was actually throwing it.
