This article is about something I already have in my mind for quite some time. It’s about the importance of education. Some people think, education is unnecessary, the only important thing is practice. But in my opinion you need education and the theoretical background for getting better practice. — jlelse (@jlelse) 11. April 2018 A few days ago, I tweeted this sentences. I think education and the theoretical background are also very important but often neglected.