> it may easily turn out that they are not prepared to meet us on the level of rational argument, but begin by denouncing all argument; they may forbid their followers to listen to rational argument, because it is deceptive, and teach them to answer arguments by the use of their fists or pistols.

Then we can be intolerant of people who argue with violence instead of with words. That doesn't require us to be intolerant of people who hold certain opinions.