Keeping on the right side of the road is a good thing to do in the US. Everyone drives there and it makes getting somewhere so much easier than if everybody just did what they wanted. Rules and laws like this help things function better. Once I see the reason for it, then I can let it be ok, and I let my personal choice not be preempted by it.
If I want to get on a weight loss method, it may help to see the reasons that make sense to me, so I can trust it, and let my thoughts about it be positive and supportive. It I have some doubts; I will probably have a hard time sticking to it. When the going gets rough, I’ll probably get going too, but away from it. I won’t have the resolve to stick it out. So if I don’t know enough right now, learn more. If I doubt, find answers to that doubt and change it to resolve. If I am going to start something then I want to give myself all the help I can to succeed.