Oswald Spengler — German Philosopher born on May 29, 1880, died on May 08, 1936
Oswald Arnold Gottfried Spengler was a German historian and philosopher of history whose interests included mathematics, science, and art. He is best known for his book The Decline of the West, published in 1918 and 1922, covering all of world history. Spengler's civilization model postulates that any civilization is a superorganism with a limited and predictable lifespan... (wikipedia)