Normative ethics is the study of ethical behaviour and is the branch of philosophical ethics that investigates questions regarding how one ought to act, in a moral sense.
Feelings like shame and love are sometimes considered the only meaningful sense in which morality is binding. Absent those feelings, a person could behave "immorally" without remorse.
Ethics or moral philosophy is the philosophical study of moral phenomena. It investigates normative questions about what people ought to do or which behavior is morally right. It is usually divided into three major fields: normative ethics, applied ethics, and metaethics.
According to Aristotle, how to lead a good life is one of the central questions of ethics.
According to discourse ethics, as formulated by Jürgen Habermas, moral norms are justified by a rational discourse within society.
Philippa Foot was one of the philosophers responsible for the revival of virtue ethics in the 20th century.
The practices of compassion and loving-kindness are key elements of Buddhist ethics.