Science is defined as a systematic body of knowledge about a particular set of related events or objects. Political science deals systematically with the political behavior of a group of people, governance, and political institutions and similarly, medical science deals with the systematic study of the health and welfare of human beings. Ethics as a science; provides a systematic body of norms, values, and principles that help in regulating human conduct in society. In the philosophical understanding of ethics in the east and west, there are some norms that are followed and these norms change by society. Consequently, when time changes values change with them.