Pterry and his friend Neil Gaiman both had a character called Death. In both cases, they were the most compassionate characters in their respective universes. Another writer I am fond of, Phil Rickman, has mentioned the angel of death as a comforter.
The older I get the more I understand it. It iwas the genius of Sir Terry to be able to pass that wisdom, and a lot more insights like it, straight to young people. To grant them wisdom without any other experience.
The truly great writers are not the tragedians, who hold a mirror to that part of humanity we have known since childhood. But the comic writers, who can teach us the unexpected and the true.
One of his books was called 'The Truth'. It was his only stock in trade.