“This same ambiguity affects the very basis of a “permissive” and “tolerant” society: “we see from day to day how this tolerance is nothing else than a fanaticism, since it tolerates only its own vacuity.”And, effectively, every decision, every determinate engagement, is potentially “intolerant” towards all others”

In Defense of Lost Causes by Zizek, Slavoj
http://www.amazon.com/dp/B004GKMBIO