This statement makes the unfortunate assumption that people will change their behaviour following your treating them poorly (or worse punishing them). It would

This statement makes the unfortunate assumption that people will change their behaviour following your treating them poorly (or worse punishing them). It would be on you to substantiate that claim and no, your anectodal experience doesn't provide valid evidence. For evidence of otherwise I recommend reading Thinking fast and slow by Daniel Kahneman. It's a great read regardless of this issue.