Plato's Middle Period Metaphysics and Epistemology

1.0. The Background to Plato’s Metaphysics
The author Silverman, Allan (2014) of this article titled Plato’s Middle Period Metaphysics and Epistemology wrote about how Plato first began to annotate his own points on metaphysics and epistemology. As we all knew, Plato’s definition of things are heavily influenced by his teachers Heraclitus (c.540 B.C.-480-70) Parmenides (c.515 B.C.-449-40) and especially Socrates (470 B.C-399). However only remnants of the writings of Heraclitus and Parmenides and also nothing left of Socrates. The only evidence that we ever had is Plato’s depiction of his teacher that is the dialog he wrote in his writings about Socrates’s views. Sometimes, it is as if it was Socrates’s writing not Plato because of the many things about Socrates he wrote. Some had said that it was his own views but instead he used Socrates as the speaker.
This article also wrote about Plato’s predecessors’ views of the concept that influences his definition of Metaphysics and Epistemology which are Being and Forms. Firstly, Parmenides which he said there is one and only in this world and that is being. The truth is it never change and will never be. Sadly, there is not much we could conclude from Parmenides’s point of view. His concept of being has become Plato’s based of doctrine of Forms. As contrast to Parmenides’s definition of physical world, Heraclitus is the advocate of change. He said that the ordinary objects of physical world are gradually changing. Based on his theory of flux, it affects Plato’s thinking about ordinary material objects. According to the opinions of most scholars, the pivotal inspiration of Plato’s whole imagery is Socrates. Even so, many had asked whether the writing is about Plato’s or Socrates’s own citation because of his mouthpiece about Socrates are too much. Socrates view of