Among the notable things about fire is that it also requires oxygen to burn – exactly like its enemy, life. Thereby are life and flames so often compared. – Otto Weininger
What is life? A madness. What is life? An illusion, a shadow, a story. And the greatest good is little enough for all life is a dream, and dreams themselves are only dreams. – Pedro Calderon de la Barca
It is curious to note the old sea-margins of human thought! Each subsiding century reveals some new mystery; we build where monsters used to hide themselves. – Henry Wadsworth Longfellow, Kavanagh, 1849