Sentence:  He would weep again, his heart insisted, for now his weeping had begun; he would rage again, said the shifting air, for the lions of rage had been <WSD>unloosed</WSD>; he would be in darkness again, in fire again, now that he had seen the fire and the darkness. 
Meaning of the word marked with <WSD> tags:  To free (someone or something) from a constraint.