So beginning today, and running through most of the summer, I want to unpack topics such as "Who is the Holy Spirit?"
Notice the pronoun in that question.
The question is, "WHO is the Holy Spirit?" -- not "what is the Holy Spirit?"
That's the first point I want to make about the Holy Spirit, and it's an important one: the Holy Spirit is a person, not a thing.
(Which brings up a problem with English not having a neutral personal pronoun: the pronouns "he" and "she" are inadequate when referring to the Holy Spirit...but at least they are better pronouns that "it." You should no more say "it" when referring to the Holy Spirit than you would say "it" when …