One of the most important types of knowledge you need to acquire is self-knowledge. Many people get book knowledge or street smarts, but never get to know their own strengths, passions, blind spots and weaknesses.
As part of my Disney training, I completed over 400 hours of “in-costume” training at over 50 different roles and locations at Walt Disney World. As a Vice President, I hauled trash at the Magic Kingdom, made beds at the Grand Floridian, sold tickets at Epcot, cleaned the broiler at quick service restaurants, and sold merchandise in the stores.
As a Naval Academy graduate, it kills me to have to give credit to our rival school, West Point, for anything. However, I like West Point's very simple and understandable Honor Code: "A cadet will not lie, cheat or steal, or tolerate those who do."
Americans are in a perpetual state of fatigue. The "work hard, play hard" mentality results in guilt for any time spent sleeping, even though the right amount of sleep results in greater creativity and productivity.