Being and Time essence of being is time is the opposite of Hegel's view that being is the essence of time. Karl Jaspers, writing in the first volume of his work "Philosophy" (1932), credited Heidegger with making essential points about "being in the world" and also about "existence and historicity". Heidegger's work has been suggested as a possible influence on Herbert Marcuse's "Hegel's Ontology and the Theory of Historicity" (1932), though Marcuse later questioned the political implications of Heidegger's work. Jean-Paul Sartre, who wrote "Being and Nothingness" (1943) under the influence of Heidegger's work, has been said to have responded to "Being and
Mario Costa (philosopher) the category of "flux", which his analysis considers both from a philosophical point of view and in its diverse aesthetic manifestations. Costa extended his reflection from the "cinematographic flux" to the present "technological aesthetic fluxes", made possible by the advent of digital technology and networks. He concluded that technological fluxes may also highlight essential aspects of contemporary ontology, being closely tied to our experience of time and existential attitude. Mario Costa (philosopher) Mario Costa (born 7 December 1936 in Torre del Greco) is an Italian philosopher. He is known for his studies of the consequences of new technology in art