The first characteristic of love.
The first characteristic of Christian love is that it reaches out “to all”.
This art of loving requires that we love everyone, as God does, without distinctions.
(Source: C. Lubich, Art of Loving, New City Press, New York 2010, pag. 29)

Universal brotherhood.
Before all else, the soul must always fix its gaze on the one Father of many children. Then it must see all as children of the same Father. […] Jesus, our model, taught us two things alone, and which are one: to be children of only one Father and to be brothers and sisters to each other.
(Source: C. Lubich, Art of Loving, New City Press, New York 2010, pag. 31)