Most all of us have a set of ethical standards which we seem to take for granted. However, many philosophers throughout the centuries have speculated and spent many hours thinking about the origin of these 'standards' of ours. After centuries and centuries of thought, these categories seem to have risen out of the myriad of ideas out there:

Divine Command Theory

Social Contract Theory

Utilitarian Theory

Sociobiological Theory

Aristotle's Virtue Theory

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