To have a sense of sin means to feel guilty at there being an ethical choice to make, a guilt which, however "good" I may become, remains unchanged.
W. H. AudenThe sky is darkening like a stain Something is going to fall like rain And it won't be flowers
W. H. AudenIf the most significant characteristic of man is the complex of biological needs he shares with all members of his species, then the best lives for the writer to observe are those in which the role of natural necessity is clearest, namely, the lives of the very poor.
W. H. Auden