what principles are and why they're important values to judge decisions against clarifying so they don't blend together fundamental principles truth, improvement, making decisions objectively and by evaluating consequences, planning effectively facing problems truth accepting mistakes as analysis opportunities constantly synchronize and reevaluate effectively though, not some unique perfect way delegation and good people are critical understand the strengths/weaknesses of different people planning hiring is critical manage like a system designer make sure goals are understood learn about your people to understand what your machine is capable of evaluate people accurately, try to determine cause and effect of behavior, how to help develop train and test people with experiences don't lower the bar, move people around or out learn to perceive problems diagnose problems, root causes structure your response to not knowing something consider risk/reward of everything know a rough 80/20 breakdown determine the uncompromisable things the book then breaks these things down to 210 points, expands on them