What does the greek sculptor polykleitos statue the spearbearer emphasize?

The Greek sculptor Polykleitos' statue "The Spear Bearer" (Doryphoros) emphasizes the ideal proportions and harmony of the human body, embodying the principles of symmetry and balance. Polykleitos sought to illustrate the concept of "chiastic" composition, where the arrangement of the body creates a dynamic yet stable form. The statue reflects the ideals of classical Greek beauty and athleticism, showcasing the physical prowess and moral virtue associated with the male figure in ancient Greek culture.