"As astronomy and physics inspired the Enlightenment, so biology inspired Modernism. ...This new view led to a reexamination in art of the biological nature of human existence, as evident in Édouard Manet's Déjeuner sur l’Herbe... Manet's painting... reveals a theme... the complex relationship between the sexes and between fantasy and reality. ...also startlingly modern because of its style. Several decades before Cézanne began to collapse three dimension into two, Manet here had already flattened the viewer's sense of perspective..."