>As I say in the article, Popper restricted the tolerance paradox to very authoritarian movements.

And? There's extremely authoritarian and pervasive elements of our culture—like conservative Christianity. The blog post even opens with a defence of a Christian who want to impose their religion on others.

My faith demands abortion when it is appropriate. How can defending against a substantive attack against the free practice of my faith be intolerance without first applying that measure to initial attack?

A person can express anything they want—it doesn't mean people are going to like them. Belonging to organizations is a privilege reserved for those who play well with others.