Here we see Bartholomew and Clavius talking near the end of the movie. Bartholomew is the disciple who expresses the joy and delight of knowing Yeshua even as Clavius had threatened him with crucifixion. Here they are now companions.
It is fair to say that the act of making a notebook is an act of love that is again both horizontal and vertical. Here I am collecting the backyard azaleas, so to speak, in a notebook whose pages are primarily in my mind.
Of course, I have just understood that both movements, vertical and horizontal, are possible together. One can walk to the restaurant, for example, while saying one's prayers, as well as admiring the deep pink springtime azaleas that grow in gardens along the way.