'When William Blake wrote of seeing ‘a World in a Grain of Sand’, he meant the details: their ability to evoke entire universes. So did Aldous Huxley when, experimenting with mescaline, he discovered ‘the miracle … of naked existence’ in a vase of flowers. More recently, Jenny Odell’s bestseller How To Do Nothing: Resisting the attention economy (2019) made a case for rejecting productivity in favour of active attention to the world around us.' (Introduction)