States of high alertness are generally great for strategy implementation. Creativity is most present in calm, slightly drowsy states.

limbic friction: when our autonomic nervous system isn’t where we want it to be (too tired or too alert). Too alert - double inhale, one exhale & dismaying gaze. Too tired - coffee. You want to match the arousal what you want to learn. Before any learning bout: how much limbic friction am I experiencing? How much do I need?