The senses do not enable us to cognize any entity in its Being; they merely serve to announce the ways in which 'external' Things within-the-world are useful or harmful for human creatures encumbered with bodies....they tell us nothing about entities in their Being.
Martin HeideggerWhat seems natural to us is probably just something familiar in a long tradition that has forgotten the unfamiliar source from which it arose. And yet this unfamiliar source once struck man as strange and caused him to think and to wonder.
Martin HeideggerThe question concerning technology is the question concerning the constellation in which revealing and concealing, in which the coming to presence of truth, comes to pass
Martin HeideggerThe threat to man does not come in the first instance from the potentially lethal machines and apparatus of technology. The actual threat has already affected man in his essence. The rule of Enframing threatens man with the possibility that it could be denied to him to enter into a more original revealing and hence to experience the call of a more primal truth
Martin Heidegger