Making forecasts on political and societal events is a tricky business. On these three, I want to be 100% wrong.
"In this world, nothing can be said to be certain except death and taxes."
We can't even be sure who was originally responsible for that quote as it has been attributed to both Mark Twain and Benjamin Franklin.
A version of it has been credited to actor Christopher Bullock in 1716.
No matter who coined the phrase its truth remains.