Observe, orient, decide, and act. This is a thought loop all of us use on a daily basis. The OODA wiki pays respect to those who can run a loop at 1300 MPH.

Even when we are outmatched, we can always outmaneuver our opponents. Never forget the OODA loop, even when your enemy is in the rear view mirror.

To be somebody or to do something. In life there is often a roll call. That’s when you will have to make a decision. To be or to do? Which way will you go?