While the internet can bring out the worst in people, it can also allow others to display their wit.
These pictures show witty trolling can sometimes raise a smile when pointing out the sheer daftness of some comments.
Some are tongue-in-cheek ripostes to people who appear to have no idea just how stupid they are being.
Others take the ball and run with it, often without others in a thread realizing they are the source of ridicule.
They include a conversation about the legal alcohol age morphing into five-year-olds not being able to buy houses because they buy too much avocado on toast.