I am looking desperately for some detailed examples where this principle is applied. I think there is a lot of value in this skill but I also feel it is hard to

I am looking desperately for some detailed examples where this principle is applied. I think there is a lot of value in this skill but I also feel it is hard to learn. I try for years without success. So, share your experiences, where you've seen this in action (or even did it yourself)!!! Thanks!