Original thought, original artistic expression is by its very nature questioning, irreverent, iconoclastic.
If you live in free countries, you don't have to spend all your life arguing about freedom because it is all around you. It seems redundant to make a lot of noise about something when, in fact, there it is. But if someone tries to remove it, it becomes important for you to formulate your own defenses of it.
There was a series called 'Game of Thrones' which was very popular here in the United States, a post-Tolkien kind of thing. It was garbage, yet very addictive garbage - because there's lots of violence, all the women take their clothes off all the time, and it's kind of fun.
Doubt, it seems to me, is the central condition of a human being in the twentieth century.