What do those without hate despise? Who do those without love rage for? Why do those without care act? The book cover is a slightly edited version of lovefail by Kim Holm (source https://denungeherrholm.smugmug.com/Other-Arts/Old-art/Random-art/i-cd9p2Rv). Use of the image follows the  Creative Commons Attribution 4.0 Unported License under which Kim Holm has published it. The edited version of the picture falls under the same Creative Commons Attribution 4.0 Unported License. The sites of Kim Holm are https://denungeherrholm.com/ as well as https://denungeherrholm.smugmug.com/.