This document discusses choosing a career as a teacher. It begins by defining economic value and how utility gives an object value. It then discusses choosing teaching by design, necessity, or default. It explains that choice is determined by the desirability and strength of competing options, and that attention and choice are maximized through pleasantness. Choosing teaching by choice leads to immediate satisfaction, while choosing by default requires cultivating love for the job over time to derive satisfaction. The document advocates choosing teaching to gain high job satisfaction, which doubles performance and benefits students.