This book is but the draft of a draft, as Melville said of Moby Dick. There is no prose here to match Melville's, but the scope is worthy of the great white whale. No one could possibly write a comprehensive, authoritative book on ethics, invention and discovery. I have not tried to, though I hope my bibliography will be a useful starting point for other explorers, and the cases and ideas presented here will keep people arguing for years. Although...