In May 2018, a man posted thirty-nine sentences to Twitter. No course, no link — he had nothing to sell, so he sold nothing. The sentences stayed.

This book takes sixty-two of Naval Ravikant's lines and gives each a page or two of thinking. Nothing is dressed up. Where he borrowed a line, the source is named. Where his advice holds only under conditions most people don't have, the book says so.

Each piece ends with a question, not a summary.