Conversation so far:
Can you tell me about Paul Klee and his mature career?
In 1919, Klee applied for a teaching post at the Academy of Art in Stuttgart.
Did Paul Klee get the position of teching post at Stuttgart?
This attempt failed but he had a major success in securing a three-year contract (with a minimum annual income) with dealer Hans Goltz
Did Paul Klee keep the contract with Hans Goltz?
Are there any other interesting aspects about Paul Klee's mature career?
Klee was also a member of Die Blaue Vier (The Blue Four), with Kandinsky, Lyonel Feininger, and Alexej von Jawlensky; formed in 1923, they lectured and exhibited together.
Was Paul Klee successful with his teaching at the Bauhaus?
Paul Klee was a Form master in the bookbinding, stained glass, and mural painting workshops and was provided with two studios.
Can you tell me what is a form master?
A for master is a teacher in charge of a form especially in an English secondary school.
Did Paul Klee have any work to show?
Paul Klee's notable works include Twittering Machine (1922), Fish Magic (1925), Viaducts Break Ranks (1937).
Did Paul Klee's exhibits become popular?
In 1925 Paul Klee had his first exhibits in Paris, and he became a hit with the French Surrealists.

Question: Is there anything else important about his career?
Self-contained rewrite: Is there anything else important about Paul Klee's career?