I'd repair our education system or replace it with something that works.
I do not believe they've run out of surprises.
The Unexpected always comes at the most awkward times.
The perversity of the Universe tends towards a maximum.
Everything starts as somebody's daydream.
The reader has certain rights. He bought your story. Think of this as an implicit contract. He's entitled to be entertained, instructed, amused; maybe all three. If he quits in the middle, or puts the book down feeling his time has been wasted, you're in violation.