Jocelyn, seeing that you've been a member for about a month, I really doubt that you've gotten under the skin of many members here. You haven't seen the efforts, the hardship, the energy, the questions, the dedication, the so-close-to-give-up-but-still-keep-goings, the positive attitudes, the MANY success of this place.
Coming out saying that we pretty much all are doing it wrong, is probably not the right way to get people's attention.
Instead, you should befriend people, inspire, help, and use your knowledge to help people to the place where they really want to be.
Simply throwing a "you're all doing it wrong" statement followed by a lot of math (simple or not - I understand what you are saying and I am not saying you are significantly wrong) is simply not gonna win anyone over. It's a wasted effort, if you ask me.
As a personal trainer, you should already know that all people are different, we have different reasons to lose weight and we have different reasons that we are overweight. It doesn't always just come down to numbers. I hope you understand this when you're with your clients.
"Keep your friends close, your enemies closer, and the cookies at the other end of the table."
"Eating less, moving more, not eating stupid s**t = losing weight."
"Do. Or do not. There is no trying."
- Master Yoda.
I started my weight loss journey on October 4th, 2010 - and this is what I have accomplished so far: