Being and Time of Heidegger's early career, but he produced other important works from this period: Although Heidegger did not complete the project outlined in "Being and Time", later works explicitly addressed the themes and concepts of "Being and Time". Most important among the works which do so are the following: "Being and Time" has been seen as a product of the crisis of German culture following Germany's defeat in World War I, and has been compared in this respect to works such as Ernst Bloch's "The Spirit of Utopia" (1918), Oswald Spengler's "The Decline of the West" (1918), Franz Rosenzweig's "The Star
Thomas Vaughan (philosopher) out with an alchemical collaborator, Edward Bolnest, over money matters and alleged broken promises, and the matter came to litigation after Bolnest had threatened violence. Vaughan was accused as part of this affair of spending "most of his time in the study of Naturall Philosophy and Chimicall Phisick". He is reported as having confessed that he had "long sought and long missed... the philosopher's stone." Thomas Vaughan (philosopher) Thomas Vaughan (1621 − 27 February 1666) was a Welsh philosopher and alchemist, who wrote in English. He is now remembered for his work in the field of natural magic. A Royalist