...that someone may choose a different course of action than you would under the same circumstances?
What about someone who forms an opinion on an issue that's different from yours? Can you accept that?
Or do you think... 'They must be ignorant,' or 'They must be lying, 'or 'They must be made to see the error of their ways,' or 'They must be eliminated'?
It's easy to get caught up in thinking that having the right opinion or right belief is what's important. It's not. What's far more important, and ultimately, fundamental to humanity's ongoing quest for truth, is not having the right opinion, but having the right to an opinion.