A deep research in the philosophical (between phenomenology and new metaphysics) anthropology of Zubiri looking for how the human person connects and grows with others from metaphysical root until social development, studying love as personalist connection. Origin, embryo ontological status and death are also studied.

This brief note explores Sorainen's (1939) contribution to the birth of deontic logic. He maintained that imperatives can be true or, respectively, false.