Why do you think that talking in terms of questions and ignorance lends itself to that kind of aliveness?
We all share a similar level of aliveness, but experience being alive in a myriad of ways.
The means of expression which he had formed for himself were directed to and brought forward this aliveness.
This gives his quicksight number, to be added to his aliveness score.
It was an effect of keenness, of aliveness to the zest of the passing moment.
c.1200, from Old English on life "in living." The fuller form on live was still current 17c. Alive and kicking "alert, vigorous," attested from 1859; "The allusion is to a child in the womb after quickening" [Farmer]. Used emphatically, especially with man; e.g.:
[A]bout a thousand gentlemen having bought his almanacks for this year, merely to find what he said against me, at every line they read they would lift up their eyes, and cry out betwixt rage and laughter, "they were sure no man alive ever writ such damned stuff as this." [Jonathan Swift, Bickerstaff's Vindication, 1709]Thus abstracted as an expletive, man alive! (1845).