It is important to learn what makes some people, who otherwise look "normal" to hate others, who take part in crimes or simply stand by and witness systematic killing and elimination of others. The core teachings of our holy books seem to provide clues of this primordial sin of human from the very beginning of our existence on earth.
As nationalism may seduce the masses, so may vanity have the same effect upon individual diplomats engaged in conflict resolution. While some may debate what strategic interests, conspiracies or prejudices are at play in motivating policy, too frequently it may be the egos of the personalities involved.
Whether there was acquiescence or complicity before or after the fact of the fall of Srebrenica, Washington pivoted its policy toward satisfying Milosevic's territorial demands. The mythology of peace in BiH continues to be dominated by tales of age-old hatreds as well as ethnic chauvinist politics.
The parallel example for Syria is not Iraq, Afghanistan or Libya -- it's Bosnia. Like the Syrian conflict today, Bosnia saw horrific atrocities, unprecedented numbers of refugees and an exorbitant death toll. Like Syria, the crisis in the Balkans was thought unsolvable and intractable. Bosnia's strongest allies worried that action to protect civilians could escalate the conflict regionally and even globally.