From the time before Socrates in ancient Greece there stood a temple built upon a spring at a location the Greeks would have considered the center of the world. Inscribed on the walls of this holy temple was the simple phrase, “Know Thyself”.
If you wanted to learn how to knit well, you might take a class at your community craft store. You might also get a how-to book out of the library or watch a few YouTube videos. But as you did all these things, you would also pay attention to those who already knit well and watch how they do it. You would then try to do what they do.