To fly has been his dream since he was little what is the infinitive in the sentence

To fly

The infinitive form of the verb is the verb in its most base and original form. It is usually preceded by the word "to". The infinitive form can be used as other parts of speech besides verbs. For example, in this sentence, "to fly" is the subject of the sentence. It is used as a noun.

  dante alighieri wrote the divine comedy, a description of a spititual journey. when he wrote it , he was in exile. in florence, dante's native city, there was a social strife, they had political turmoil, and some of the   florentine names included in the narrative may have been a way that dante used to criticize his fellow citizens.

for the comment!