“Because it started as an offshoot of al Qaeda in Iraq, ISIL has long been subject to U.N. sanctions, and all countries have a legal obligation to freeze its assets and prohibit its business dealings. But countries around the world need to do more to make these sanctions work.”

“Because it started as an offshoot of al Qaeda in Iraq, ISIL has long been subject to U.N. sanctions, and all countries have a legal obligation to freeze its assets and prohibit its business dealings. But countries around the world need to do more to make these sanctions work.”

“We know that often holding those who have carried out mass atrocities accountable is at times our best tool to prevent future atrocities.”

“Because it started as an offshoot of al Qaeda in Iraq, ISIL has long been subject to U.N. sanctions, and all countries have a legal obligation to freeze its assets and prohibit its business dealings. But countries around the world need to do more to make these sanctions work.”

“Citizens victimized by genocide or abandoned by the international community do not make good neighbors, as their thirst for vengeance, their irredentism and their acceptance of violence as a means of generating change can turn them into future threats.”

“What is most needed in Darfur is an international peacekeeping and protection presence, and this is what the Sudanese government most wants to avoid.”

“Western governments have generally tried to contain genocide by appeasing its architects. But the sad record of the last century shows that the walls the United States tries to build around genocidal societies almost inevitably shatter.”

“Throughout history, when societies face tough economic times, we have seen democratic reforms deferred, decreased trust in government, persecution of minority groups, and a general shrinking of the democratic space.”

“In the '90s, there was scant presidential leadership and insufficient domestic political mobilization for foreign policy grounded in human rights.”

“I'm relieved that after all these years of doing atrocity work, I still cry my eyes out every time I read the paper in the morning. It's surprising, actually.”

“Half of Syria's refugees are children, and we know what can happen to children who grow to adulthood without hope or opportunity in refugee camps. The camps become fertile recruiting grounds for violent extremists.”

“The United Staes had never in its history intervened to stop genocide and had in fact rarely even made a point of condemning it as it occurred,”