Whom are you to listen too or what is valid and what is false?

For example, to get into a great habit, start young, and it does not matter if you are a boy or girl. It is okay to workout outside, because it provides a different environment for the body. It is always changing and you cannot manipulate it. Lastly, he stated that we should stay away from those fancy machines, they are overrated.
_

Germaine:
So after I broke up with him and things got nasty we deleted eachother off of everything.
(6 January 2017)

Germaine:
We never saw eachother once out there even though he always gushed about me meeting his family.
(6 January 2017)

Casie:
Dad came home drunk??!?!?
(6 January 2017)

Casie:
He fell on the ground as soon as he opened the door and several other times, pushed my mum around, swore to me (16) and my 11 year old brother who tried to help my dad off the ground while I left him there.
(6 January 2017)

Casie:
I want him to be ashamed of himself and embarrassed.
(6 January 2017)

Casie:
How should I approach him in the morning?
(6 January 2017)

Casie:
When my dads drunk he's the biggest prick on earth I recorded him drunk so in the morning I could show him.
(6 January 2017)

Casie:
My mum always comes home before him and picks him up later on, usually around 3 in the morning and then she has to take my brother to work at 5. I feel so sorry for my mum she seems as if she's after a divorce, every time this happens.
(6 January 2017)

Casie:
He gambles lots of money that he should be using to pay off the home loan, around $250 each time he goes.
(6 January 2017)

Casie:
So it's summer holidays right now and my dad constantly asks my mum to go out with him to the club, almost everyday.
(6 January 2017)