If a typical day to day life was made into a novel, the book would be detailed and unpredictable. There would be many unique characters, and most of their names would never be known.
A suggestion to liven this up :)
"If a typical day to day life was woven into a novel, its chapters would be intricate and unpredictable. There would be many unique characters, most of whose names would never be threaded into the fabrics of time..."
At work, school, restaurants or passing through the streets; people are everywhere.
You should fix the fragment here.
of these people come and go, quickly breezing though our lives like the passing wind on a spring day.
I think you get get rid a that phrase, to make this statement succinct, because we know from the previous sentence that you are talking about people.
A quick wave or head nod, and they are gone forever
Then out of all these relationships, rarely there is that special person
thanthat has a dynamic impact on every choice made in life.
I think you are giving the feeling that it is not supposed to happen. Maybe switching a few words around can help clear the confusion:
"... there is that rare, special person that influences every choice I make in life."
I look forward to your body and conclusion :)