Many of history’s most celebrated leaders have either betrayed others or been betrayed by their closest allies.
The Stab Wounds of Power | Loyalty and Betrayal in Politics

Many of history’s most celebrated leaders have either betrayed others or been betrayed by their closest allies.
Sometimes I read what I wrote a few years ago and feel embarrassed. It's not necessarily bad - it's just that my priorities have changed. I look back and am relieved I didn't publish it. You've studied numerous books. What is the trend that you've noticed between an author's earlier works and later works?