If Walter has an opinion, I disagree.
If Walter talks, I ignore.
If Walter fails, I sue him.
If Walter thinks, I despise.
If Walter has a thousand haters then I'm one of them.
If Walter has ten haters, I'm one of them.
If Walter has only one hater, that's me.
If Walter doesn't have haters that means I'm no longer alive.
If the world is against Walter, I am with the world.
If the world is with Walter, I am against the world.
Who is Walter?
In math, the problem.
In Spanish, the error.
In history, war.
In geography, environmental disasters.
In art, the lack of creativity.
In PE, sedentaryism.
In science polluting gases
In religion, the devil.