Stopping the withdrawal when the balance runs low.
He used to treat his energy as infinite. Now, he checked the level and saw it as a bank balance. Seeing the meter drop to 40% in the afternoon was the equivalent of an overdraft warning. He immediately stopped the high-demand tasks, canceling a meeting to prevent the balance from hitting zero. The check-in wasn't just monitoring; it was enforcing fiscal responsibility over his most valuable resource. Question for you: "How do you balance your Energy Level?"