I am inventing a language that must necessarily burst forth from a very new poetics, that could be defined in a couple of words: Paint, not the thing, but the effect it produces. … the line of poetry in such a case should be composed not of words, but of intentions, and all the words should fade away before the sensation..

On his unfinished work Hérodiade, in a letter to Henri Cazalis (30 October 1864);