Because the people that are saying that try to make people feel bad to make themselves feel better.
DIS is great.
...Why would your dad get mad for you paying the $5?
Although my mom did get mad when I offered to pay 12 for something for school...I never understand that.
I'd be happy if my child takes responsibility and offers to pay. Although I wouldn't want them to pay it.
If you agree with him...When he tells you things like that and you respond with "Heck yes I am." It'll stun him. Trust me...I've had name calling and things on many occasions and got a

out of the person when I agreed with them.
It made me laugh too.