Baudelaire's "Les Fleurs du Mal" marks the intrusion of modernity into the French poetic tradition. The carefully ordered collection (here presented in its 1861 edition) betrays a frighteningly honest poet grappling witha sense of his own deep spiritual imperfection, a recognition too of his creative difficulty and an ambivalent teetering on the boundary between the radical and the conservative. As no other poet had done before (and only a few have managed since), Baudelaire sustains in a single collection an exploration of sin, suffering, love, sexual desire, memory, beauty, the city, and...