This subject is intended for those who are new to the field of linguistics. It provides an overview of the field in general especially in regard to pure linguistics, applied linguistics and general linguistics. Pure linguistics contains fundamental studies of language structures which include syntax, semantics, morphology, phonetics, and phonology. Applied linguistics covers the psychological aspects of language acquisition and language processing. Finally, the general linguistics is meant to give a bigger picture of languages in terms of its existence in human society and how it evolves over time. The subject will not go into too much technical aspects of language and the book itself is written in a way that general audience can also find it comprehensibly accessible.