Claims that author Kurt Vonnegut said, "Be soft. Do not let the world make you hard. Do not let the pain make you hate. Do not let the bitterness steal your sweetness."
‘Do Not Let The World Make You Hard’ – Did Kurt Vonnegut Write This Poem About Bitterness? A post shared on Facebook credits author Kurt Vonnegut with saying, "Be soft. [...] Vonnegut was an American author best known for his satirical writing style. He wrote several novels that are considered classics, including "Slaughterhouse-Five" and "Cat’s Cradle."