Most people think of rehearsal as something intentional.

An athlete visualizes the race. A speaker imagines walking onto the stage. A musician mentally plays through a piece before performing it. We understand that kind of rehearsal because it looks purposeful. It has a goal.

But there is another ...

There’s a tiny filter in your brain that controls what you notice, what you ignore, and what you believe is possible.

It’s called the RAS—the Reticular Activating System—and if you don’t understand how it works, it might be running your life on autopilot.

The good news?

You can reprogram it. And ...