The subject of Philosophy and its subcategories have been widely discussed in both the Western and non-Western world albeit with different focuses. Philosophy includes many different subfields involving investigation into our existence. These subfields include epistemology, ethics, logic, metaphysics, philosophy of science, social and political philosophy, and Metaphilosophy. Epistemology focuses on the study of Knowledge, also known as “Theory of Knowledge”. Ethics involves the study of moral values and rules, Logic; the study of reasoning. Metaphysics is the study of being and knowing also known as the principles of reality. Read more at Meditation essay One of the first points to be clear about is that a philosophical essay is quite different from an essay in most other subjects. That is because it is neither a research paper nor an exercise in literary self-expression. It is not a report of what various scholars have had to say on a particular topic. It does not present the latest findings of tests or experiments. And it does not present your personal feelings or impressions. Instead, it is a reasoned defense of a thesis.