Context from which Greg's selected quote is cherry picked:

I also understand that extremism in any ideology isn't a distortion of that ideology. It is an informed, steadfast adherence to its fundamentals, hence the term "fundamentalism." When you think of a left-wing extremist, do you think of a greedy capitalist? Would you imagine a right-wing extremist to be dedicated to government-funded social welfare programs? The "extremists" and strict followers of the Jain faith, which values the life of every being, including insects, don't kill more than their average co-religionists. Instead, they avoid eating foods stored overnight so as not to kill even the microorganisms that may have collected in the meantime. In a true religion of peace, the "extremists" would be nonviolent pacifists to an extreme (and perhaps annoying) degree, not the opposite