Earlier quoted context omitted.
At a certain level it's not hard to understand, in that it's predictable: Power corrupts, and you can depend on it. People with power over vulnerable human beings, and with no check on their power, can be generally predicted to abuse it. Just look for those situations and I predict that you will often find it. (That's one reason transparency and openness are so important.) Look at child sex abuse scandals: Who do the…
"Power corrupts" may explain the abusive nature of "tough love" programs, but it does not explain how the teen became troubled in the first place. Thoughtful parents and older siblings will not abuse their strength/wisdom against youth because they know they are raising a new generation that may one day make decisions for them.
I'm not sure what you mean? Plenty of parents and older siblings abuse their power, and plenty don't.