This document discusses the concept of "deeply embedded life interests" or DELIs, which are long-held, emotionally driven passions that are intertwined with one's personality. It states that people are mainly driven by one to three DELIs, which form in childhood but are expressed differently with age. The key recommendation is to choose a job that matches one's DELIs in order to find job satisfaction and happiness in the long term. It then lists eight common DELIs and prompts the reader to identify their top two DELIs.