"The greatest source of risk often comes from spoilers—leaders and parties who believe that peace emerging from negotiations threatens their power, world view, and interests, and use violence to try and undermine the process." "Spoilers do not automatically get a seat at the negotiation table, but they must be listened to."

— In our words · Source: The Oxford Handbook of Modern Diplomacy (Andrew F. Cooper, Jorge Heine & Ramesh Thakur)