It astonishes me that every time I cite a principle that I’ve mentioned what feels like a million times (mind-mapping, for example), some readers are surprised.
I had some insight into this quandary recently, thanks to my piano lessons. I’ve noticed that my teacher has to mention principles many times before I respond. For example:
Although I am thrilled to learn the piano (a lifetime goal) and adore my thoughtful and sympathetic teacher, I also receive an unexpected gift from my weekly lesson: the insight it gives me into teaching others.