"Art for art's sake" is the usual English rendering of a French slogan from the early 19th century, 'l'art pour l'art', and expresses a philosophy that the intrinsic value of art, and the only "true" art, is divorced from any didactic, moral or utilitarian function. Such works are sometimes described as "autotelic", from the Greek autoteles, “complete in itself”, a concept that has been expanded to embrace "inner-directed" or "self-motivated" human beings.
Ironically, the term is sometimes used commercially. A Latin version of this phrase, "Ars gratia artis", is used as a motto by Metro-...