The posters of these words alienate a number of persons of the insulted race or religion, and therefore triggering a mass number of opposing new posts.
This process continues perpetually, at each time consuming more people until nearly thousands of users are posting, enraged by as little as one miniscule post.
The process is exhausting, yet practically stupid. Most users involved in this war of words, are unaware that it was probably started by a fool with nothing better to do than to degrade other races or religion.
2. The British Drink too much tea.
3. Australians have too much native wildlife.
(Note: I do not support any racial conflict, these are just examples)