There is a difference between ghosts and ghosts.
If all ghosts are like Jiang Xue, no one will be reborn, because it's like living again after death, but it's not so simple.
There are two most important things about becoming a ghost after death: resentment and perseverance. The ghosts with insufficient resentment are usually weak and naturally can only be reincarnated, otherwise they will only be treated as food by other ghosts, and the degree of pain is self-evident.
For example, I met several ghosts: Jiang Xue was drowned by his parents and naturally resented; Shi Rongrong was not hanged by his wife; there was only one reason, but he...