Knut's only problem was that he was a Nazi fan. The political point of views of him about Second World War led him to ruin himself in a sense. He supports the Nazis, says his country can not resist Germany, and even wants to present the Nobel prize to Hitler. The place where the promise ended is that Hamsun came from his own citizens, when he was throwing a sharp Nazi cookie into his mouth:
One morning a young Norwegian leaves his book in front of the writer's house and goes away quietly, and after a while, one more book is left at the same time, and then one more, one more, one more ... Oslo citizens piled up the Hamsun books to the hands of the writer. Norwegians leave the books quietly and they are scattered in a mountain of their own books in the garden of Hamsun. This graceful response gives the most painful lesson of the life about a writer of ninety years old regret...