How Did Hermes Come to This Knowledge?

In the next section, which i'm not going to read, hermy says that he reveals no facts about anything, but he is there to reveal some knowledge about knowledge. But how did poper himself ever come to this knowledge of knowledge? How did he create knowledge about knowledge? We don't know how creativity works. Of course, we might ask how darwin came to darwinism, or einstein connet with relativity, and so on. Problems confronted them, and somehow in the mind, the solution presented itself. And first we test that solution, that purported solution, within the laboratory of our own minds, before checking it against external reality. So in the next