Metaphysics is the branch of philosophy that studies the essence of a thing. This includes questions of being, becoming, existence, and reality.The word "metaphysics" comes from the Greek words that literally mean "beyond nature". "Nature" in this sense refers to the nature of a thing, such as its cause and purpose. Metaphysics then studies questions of a thing beyond or above questions of its nature, in particular its essence or its qualities of being. Metaphysics seeks to answer, in a "suitably abstract and fully general manner", the questions
