It's wrong to hate an entire country.
Wanda is browsing the internet and reading comments about a negative news story from France about a bad person.
Wanda wants to form an opinion on the news story.
Wanda reads all the comments from different perspectives and realizes this was an individual behavior described in the article.
Wanda takes note of the more unique comments on the situation and begins making assumptions about everybody in France behaving the same as the story.
Wanda feels well informed but makes sure to continuing reading more about the situation.
Wanda narrows her world view and continues down a slippery slope of ignorance.