YOUR TOOLS
You don't need all of these tools at one time. You need the one that fits where you are right now.
So, let's start with the first page, read five short descriptions, and pick the one that sounds most like this week. It will point you to a couple of things useful to you, and let you ignore the rest without worry.
Most people go forward, back, then forward again. That's the ordinary shape of this.It's expected not wrong.
Start with the first page. You'll come out knowing where to begin.