Columbia subject headings:
Art, Modern--20th century--Aesthetics.
Art, Modern--20th century--Philosophy.
Clumsiness.
Creation (Literary, artistic, etc.)
Harvard subject headings:
Art, Modern--20th century--Aesthetics.
Art, Modern--21st century--Philosophy.
Clumsiness
Creation (Literary, artistic, etc.)
Princeton subject headings:
Art--Themes, motives--21st century.
Errors--In art.