He was called only "the unique" by his fellow artists: Paul Klee (1879-1940) shaped the understanding of modern art like no other. With its mosaic composed works, he created a completely new style.

The German - Swiss Klee, who was born in 1879 in Bern as a twofold talent turned out early: his drawing skills, but also his violin promised both a musical, as well as an artistic career. Klee chose the art and went to the Munich Art Academy, where he studied among other things with Franz von Stuck. But less than a vast academic study with friends who are artists who went on a study trip to Italy helped him to develop an independent style. Profound symbolic representations are full of humour and his trademark humour. There are mostly only small sizes, often only drawings, which enchant the viewer.

In 1906 he married the pianist Lily Stumpf Klee and they have a son, Felix. The young family lived a very secluded life in Munich. Only over the signatory Alfred Kubin Klee is familiar with the circuit of the "Blue Rider". Quick includes Klee and Kandinsky and Marc friendship which it combines the belief that artistic creation mentally-spiritual in nature.

A trip to the North African Tunis in 1914 with his painter friends, August Macke and Louis Moilliet helps clover of new joy of colour and a rush of creation. "The colour is me. I don't have to hunt for it. It took me forever, I know that. This is the happy hour sense: the colour and I are one. I am painter. “He notes in his diary. Innumerable watercolours, which he followed his him alone own style developed.

Exhibitions of the Blaue Reiter introduced Klee. When he was appointed to the "master" at the Bauhaus, he was already a celebrated artist. The Nazi campaign against "degenerate art" causes that he had to leave Germany in 1933 and settled again in the Switzerland. With true work rage he dabbles against an incurable disease to rebel, who only a few years later defeated the now internationally famous painter (1940).

Designation for the painting and sculpture detached from the representational portrayal, which spread from around 1910 in ever new style variations across the whole western and parts of the eastern world. Russian painter Wassily Kandinsky, born in 1866, is considered to be the founder of abstract art. Among other important artists of abstract art are K.S. Malewitsch, Piet Mondrian, and others.