Sherman had a principle he believed in strongly: to refrain from explaining his thoughts or actions unless absolutely necessary. This approach emphasizes the importance of maintaining a level of mystery and allows one to conserve energy and protect one’s ideas until they are fully formed or required for discussion. It encourages strategic thinking by not revealing too much without reason.

This concept, discussed in Ryan Holiday's "The Ego Is the Enemy," highlights the value of discretion and the potential pitfalls of oversharing. By holding back on explanations, individuals can prevent misunderstandings and keep their focus on their goals, rather than becoming entangled in justifying their choices to others.