One thing that all of history's great masters, leaders, and world-changers agreed on is that solving problems takes different strategies, thinking, and emotions than the strategies, thinking, and emotions of the problems themselves.
Hate is never right, period. Hating those who hate creates a cycle of escalation, not of resolution. They bring fists to a gathering, so you bring clubs. You bring clubs so they bring guns. They bring guns so you call the National Guard. The cycle almost always ends tragically.
This is not an excuse of passivity or a explanation for inaction. It's the opposite: It's a call for action that is effective -- action that is directed towards the solution that is desired. It's a call for action rather than reaction.
When you want to put out a fire, you don't throw a burning log on it. You use something different -- something fluid, cold, and soft.