Paris. The way we think of that beautiful city has changed. That's what they want. They want us to think about things differently, to use Paris as a symbol of bloodshed and fear, not the one we know and love of liberty and culture. That is the nature of extremism: It tries to change who we are, how we see the world, to change our habits and our patterns of thought, to enjoy our freedoms less, to exert control.

Finding Your Seat on the Bus, the IWitness activity piloted by students as part of the IWitness Detroit program, is now published on IWitness.