War has been more common than peace, and extended periods of peace have been rare in a world divided into multiple states
Donald Kagan (1996). “On the Origins of War and the Preservation of Peace”, Anchor
![War has been more common than peace, and extended periods of peace have been rare in a world divided into multiple states](http://cdn.myquotes.org/images/donald-kagan/war-has-been-more-common-than-peace-and-extended-periods-of-peace-have-been-rare-in-a-world-divided-into.jpg)
War has been more common than peace, and extended periods of peace have been rare in a world divided into multiple states