- The reviewer suspects the book is a psyop to demoralize dreamers but finds its logic compelling.
- The book argues space is much harder than commonly admitted, and even if faster/safer/cheaper, there's little point—technologies are better used on Earth.
- It covers biological, legal, and moral challenges of space colonization, including breeding in space, jurisdiction, and enlightenment.
- Despite the logical arguments, the emotional appeal of space remains strong, comparing it to building cathedrals.
- The authors are praised for making complex facts simple and delightful, though the reviewer wishes the conclusion were different.