Proto-Cubism by those who chose to see in his work the imitation of nature and perspective, and as a revolutionary by those who saw in him a revolt against imitation and classical perspective. Timid, yet clearly manifest, was the will to deconstruct. Artists at the forefront of the Parisian art scene at the outset of the 20th century would not fail to notice these tendencies inherent in the work of Cézanne, and decided to venture still further. Avant-garde artists in Paris (including Jean Metzinger, Albert Gleizes, Henri Le Fauconnier, Robert Delaunay, Pablo Picasso, Fernand Léger, André Lhote, Othon Friesz, Georges Braque,
20th-century classical music explored in their respective articles. At the end of the 19th century (often called the "Fin de siècle"), the Romantic style was starting to break apart, moving along various parallel courses, such as Impressionism and Post-romanticism. In the 20th century, the different styles that emerged from the music of the previous century influenced composers to follow new trends, sometimes as a reaction to that music, sometimes as an extension of it, and both trends co-existed well into the 20th century. The former trends, such as Expressionism are discussed later. In the early part of the 20th century, many composers wrote