Claim. In Unification Thought, ethics and morality are sharply distinguished: ethics is the objective norm governing relationships within the family four-position foundation (the second blessing), while morality is the subjective norm governing the internal four-position foundation between spirit mind and physical mind within the individual (the first blessing).
Elaboration. Lee defines the terms with unusual precision (Definition of Ethics and Morality). Ethics is ‘the norm of human behavior to be observed in the family by its members’ — the norm for a connected being perfecting the family, which corresponds to the second blessing of Divine Principle (be fruitful, multiply). Morality, by contrast, is ‘the norm of human behavior to be observed as an individual’ — the norm for an individual truth being perfecting their individuality, which corresponds to the first blessing.
The inner/outer distinction maps onto the give-and-take structure: morality governs the inner give-and-take between sungsang and hyungsang correlates (spirit mind / physical mind), while ethics governs the outer give-and-take among family members. Since the fall reversed the proper subject-object relation — the physical mind now dominates the spirit mind — morality historically has had to be cultivated through ascetic discipline and character training by saints and sages.
This definitional move is doing real work. Traditional Western philosophy uses ‘ethics’ and ‘morality’ largely interchangeably (Kant, for instance, writes of Sittlichkeit and Moralität in ways shaped by Hegel rather than family theology). Lee assigns each term to a different level of the four-position structure, making ‘morality’ the inward virtue-cultivation tradition (purity, honesty, temperance, courage, wisdom) and ‘ethics’ the relational-virtue tradition (filial piety, benevolence, conjugal love). Worth a thread once a counter atomic exists on whether this terminological split coheres with how ethical language actually functions in practice.
See also. three-divine-principle-foundations-for-ethics, three-great-blessings-as-three-ideals-of-education, sexual-order-as-core-of-ethics