Sociology is the study of society
A society, or a human society, is a group of people related to each other through persistent relations, or a large social grouping sharing the same geographical or virtual territory, subject to the same political authority and dominant cultural expectations...

. It is a social science—a term with which it is sometimes synonymous—which uses various methods of empirical investigation and critical analysis to develop a body of knowledge about human social activity. For many sociologists the goal is to conduct research which may be applied directly to social policy
Social policy
Social policy primarily refers to guidelines, principles, legislation and activities that affect the living conditions conducive to human welfare. Thus, social policy is that part of public policy that has to do with social issues...

 and welfare, whilst others focus primarily on refining the theoretical understanding of social processes.

Obviously something is wrong with the entire argument of "obviousness".

Paul Lazarsfeld, 1949, about the interpretation of results in social science as obvious.

"Myth does not set out to give lessons in natural science any more than in morals or sociology."

François-Bernard Mâche (1983, 1992). Music, Myth and Nature, or The Dolphins of Arion (Musique, mythe, nature, ou les Dauphins d'Arion, trans. Susan Delaney). Harwood Academic Publishers. ISBN 3718653214

"Men were often called "breadwinners" because their income put food on the table... Although women were not usually called "breadservers," that was their role."

Leonard Beeghley paraphrasing Max Weber. Page 70 in The Structure of Social Stratification in the United States. 2008. ISBN: 978-0-205-53052-6 (not necessarily a famous sociologist, but a good quote)