Art serves many functions including assisting with rituals, reflecting customs, communicating ideas, educating people, glorifying power, commemorating the dead, celebrating events like war, protesting war, and entertaining. It has content related to imagery, location, symbols, beliefs, and text. Art can be categorized as fine art, pop culture, or kitsch. Styles include naturalistic, idealized, expressive, classical, non-objective, and impasto. People encounter art daily and are drawn to either its aesthetics or meaning, and some judge certain types of art as more valuable.