Being and Time Being and Time Being and Time () is a 1927 book by the German philosopher Martin Heidegger, in which the author seeks to analyse the concept of Being. Heidegger maintains that this has fundamental importance for philosophy and that, since the time of the Ancient Greeks, philosophy has avoided the question, turning instead to the analysis of particular beings. Heidegger attempts to revive ontology through a reawakening of the question of the meaning of being. He approaches this through a fundamental ontology that is a preliminary analysis of the being of the being to whom the question of being is
Archelaus (philosopher) same time. He also said that the Sun was the largest of the stars. He accounted for speech by the motion of the air; for this, he seems to have adopted the views of Anaxagoras. Archelaus (philosopher) Archelaus (; ; fl. 5th century BCE) was an Ancient Greek philosopher, a pupil of Anaxagoras, and may have been a teacher of Socrates. He asserted that the principle of motion was the separation of hot from cold, from which he endeavoured to explain the formation of the Earth and the creation of animals and humans. Archelaus was a philosopher of the Ionian