"...if it bleeds it leads, if it bleeds then sells. The good news is not news. Even the best of all, that we live in a more peaceful era of all time. If it seems otherwise, we change the lenses. Assume the long perspective and realize that the extraordinary disasters today are nothing compared to ordinary pandemonium yesterday.
"Professor, why did you decide to write a book so counterintuitive?"
"Working on previous texts I had accumulated data in the dramatic reduction of violent deaths by non-state players today, as well as other advances such as the end of slavery and the abolition of corporal punishment. So when Edge.org asked me 'what I was optimistic about?, I said 'the decline of violence'. Other scholars commented, adding various other evidence in favor. It convinced me that it was not yet a well-known story."