This is terrible, when a writer is bored by his own work, but it was a real bomb and had reached the point where I couldn't even stand to look at it any more.
But at the same time you can't assume that making a difference 20 years ago is going to allow you to sort of live on the laurels of those victories for the rest of your life.
When a man lacks mental balance in pneumonia he is said to be delirious. When he lacks mental balance without the pneumonia, he is pronounced insane by all smart doctors.