The fact is... you cannot be manipulated without being manipulatABLE.
And that is a self inflicted wound.
The only people who are concerned about boundaries are people who keep getting pushed around, think about it.. .if you're a bully ( and you might be even if you don't see yourself as being a bully ) you successfully navigate the ups and downs of your life by this maxim:
The Best Defense is a Good Offence
From the bullies perspective, it's a
- dog eat dog world
- eat or be eaten
- screw them before they screw you
having a manipulative skill set would be something useful or even necessary
From your perspective, being a bully is a good thing
it is not, but you can't see that from where you are