- matters of individual conscience;
- systems of principles and judgments — sometimes called moral values — shared within a cultural, religious, secular, humanist, or philosophical community; and
- codes of behavior or conduct.
Theistic morality is based on the assumption that there is a god who has absolute understanding of right and wrong, and orders people to obey rules as a condition for goodness, see Christian morality for an example.
Secular morality is a complex subject and is discussed in a separate article.