Sentence:  In the calm which follows the reading of a poem , for example , is the effect produced by the enforced quiet , by the musical quality of words and rhythm , by the sentiments or sense of the poem , by the associations with earlier readings , if it is familiar , by the boost to the self-esteem for the semi-literate , by the diversion of attention , by the sense of security in a legitimized withdrawal , by a kind <WSD>license</WSD> for some variety of fantasy life regarded as forbidden , or by half conscious ideas about the magical power of words ? 
Meaning of the word marked with <WSD> tags:  freedom to deviate deliberately from normally applicable rules or practices (especially in behavior or speech)