Being and Time mentioned in "Being and Time", has been identified by some with Heidegger's central notion of "Sorge" ("cura", care or concern). However, for Heidegger, "theoretical" knowledge represents only one kind of intentional behaviour, and he asserts that it is grounded in more fundamental modes of behaviour and forms of practical engagement with the surrounding world. Whereas a theoretical understanding of things grasps them according to "presence," for example, this may conceal that our first experience of a being may be in terms of its being "ready-to-hand." Thus, for instance, when someone reaches for a tool such as a hammer, their understanding
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