Malander had an idea and was trying to work it out, but it would take him time. Sometimes people never saw things clearly until it was too late and they no longer had the strength to start again. Or else they forgot their idea along the way and didn't even realise that they forgotten.

In Comet in Moominland a comet nearly destroys the Moominvalley (some critics have considered this an allegory of nuclear weapons). R. The production was a success and later performances were held in Sweden and Norway.

She is best known as the author of the Moomin books for children though her novels and short stories for adults have found a wider audience.