Book excerpt: Knowledge provides us with business opportunities, job prospects, and conversation topics. But in the age of information overload, it's challenging to identify what knowledge to focus on. This book, curated and summarized by a Korean author with advice from his family members (a senior government official and a consultant), presents the most popular and useful economics and business knowledge, as well as life tips in an engaging way. It's filled with immediately applicable discussion topics, ideas, and life tips. By missing this book, you'll miss out on these valuable insights. Don’t let your competitors get their hands on this book before you do!