(From the Preface, by L. Williams) The subject of "The Heroic Enthusiasts," written by Giordano Bruno in 1585, is the struggles of the Soul in its upward progress towards purification and freedom; the author makes use of lower things to picture and suggest the higher. The aim of the Heroic Enthusiast is to get at the Truth and to see the Light, and he considers that all the trials and sufferings of this life, are the cords which draw the soul upwards,...