Knowledge. What is knowledge? Where knowledge did come from? Who is the first proponent of knowledge? Knowledge is an awareness or understanding of anything or anyone. It is a concept that is acquired by experience or education. Based on Immanuel Kant 's distinctions, there are two kinds of knowledge which are a posteriori and a priori. A priori is the knowledge before experience and a posteriori is the knowledge after experience. It is said that knowledge is acquired by experience, but how could there be knowledge before experience? From what or whom it came from? Is there an innate knowledge? According to Plato, knowledge is innate. It came from the World of Forms where everything is perfect and not in motion. And everything we see or sensed through our senses is in flux, constantly changing. True knowledge does not change. Plato, also stated that to achieve perfection, it is understanding what is beyond our senses. In his greatest work, Allegory of the Cave. We are blinded by our senses to understand the real forms and we are contented with what is given and provided to us. But we need to exert more effort on looking for the real forms, we must look more of what we are provided, we must discover things for us to understand the perfection or knowledge we are looking for. He also has a theory of knowledge, the theory of the divided line, in his theory, we can achieve true knowledge by understanding what we think of the things we believe and imagine. While according to