An experienced musician is playing a familiar piece of music for an audience. While playing, their mind wanders to what they will have for dinner later. Despite this lack of focused concentration on the music, they continue to play the piece flawlessly. This scenario best illustrates which of the following principles?

An experienced musician is playing a well-rehearsed piece of music in front of an audience. While their fingers move accurately across the instrument, their conscious mind is focused on connecting emotionally with the audience and thinking about the next musical phrase. After the performance, they can't recall the specific physical sensation of playing every single note. This scenario is the best example of which of the following principles?