Fr. Barron on St. John's prologue

In his comments on the prologue to St. John's Gospel, Fr. Barron tells us:

Think of every great philosopher, every great scientist, every great poet, every great artist. Anyone that speaks what's good and true and beautiful is indeed speaking the word of God to some degree.

How does that work? What else can we learn from John's first words to us, about the order and purpose of the universe? Watch the entire 15 minute talk: