The document discusses things that should have been learned in school such as computer science applications in different career settings like startups and established companies. It also discusses the author's career path and recommends skills and mindsets for the workplace like using tools effectively, maintaining structure through self-directed productivity and quarterly planning, continuous learning through research and conferences, integrity by keeping promises and allowing failure, maintaining work-life balance through play, and having self-direction with no predefined syllabus or situations one is stuck in. The document uses images to illustrate points about tools, structure, research, integrity, play, and self-direction.