KR, Let's see the sales rankings for Kaplan's Realist/illiberal book and Micheal Mandelbaum's liberal idelist book. The figures speak for themselves! Warrior Politics: Why Leadership Demands a Pagan Ethos by ROBERT D. KAPLAN Amazon.com Sales Rank: #37,812 in Books and The Ideas That Conquered the World: Peace, Democracy, and Free Markets in the Twenty-First Century by Michael Mandelbaum Amazon.com Sales Rank: #169,640 in Books