To also be completely honest, either you have been really, really unlucky with your teachers, or you should improve on the way you ask questions. I know I had

To also be completely honest, either you have been really, really unlucky with your teachers, or you should improve on the way you ask questions. I know I had mostly bad teachers and am largely a autodidact myself. But the few good teachers/instructors I had, were really helpful for my learning progress.