Being and Time Heidegger's "description of the world of phenomena" to be "fascinating, but maddeningly abstract". He suggests that much of "Being and Time" is a "description of a private spiritual journey" rather than genuine philosophy, and notes that Heidegger's assertions are unsupported by argument. Stephen Houlgate compares Heidegger's achievements in "Being and Time" to those of Kant in the "Critique of Pure Reason" (1781) and Hegel in "The Phenomenology of Spirit" (1807) and "Science of Logic" (1812-1816). Simon Critchley calls the work Heidegger's "magnum opus", and writes that it is impossible to understand developments in continental philosophy after Heidegger without understanding it.
Karl Joel (philosopher) Karl Joel (philosopher) Karl Joel (27 March 1864 – 23 July 1934) was a German philosopher and professor. Joel was born in Hirschberg, Silesia, and died in Walenstadt, Switzerland. His father was a rabbi who studied under Schelling. Joel was a professor at the University of Basel from 1902. His father R. Herman Joel, had been a pupil of Schelling and apparently had a great influence on his son's attitude toward philosophy. He was born in Hirschberg, studied in Leipzig, and spent some time in Berlin (1887–92), where he became a friend of Georg *Simmel. In 1897 he was appointed