There's some things that you wouldn't tackle in a children's book because it would be beyond, not the mental capabilities, but the experience of someone under the age of say ten or eleven to encompass. But that field is smaller than you might think. They can easily cope with death and things like that; they know about it and it's a subject that often preoccupies them.
Terry PratchettIn an instant he became aware that the tourist was about to try his own peculiar brand of linguistics, which meant that he would speak loudly and slowly in his own language.
Terry PratchettAnyway, if you stop tellin' people it's all sorted out afer they're dead, they might try sorting it all out while they're alive.
Terry Pratchett