This document discusses managing priorities in complex environments. It suggests determining priorities based on importance rather than urgency, with importance defined by criteria like long-term impact and number of people affected. It recommends creating a plan with important tasks in priority order and time budgeted for each. Interruptions should be prevented unless truly important or from certain sources like one's boss. The document advises against multitasking and provides tips like doing hard tasks first and closing email to focus on one task at a time. Priorities are difficult to manage due to various pressures, but self-control is still possible.