Obviously, not everybody who dies becomes a ghost, otherwise those who are psychic would be aware of shouldering through deep crowds of assorted shades every time they moved.

To what do you not drive human hearts, cursed for craving gold!

the possession of power brings on madness.

Love- however doomed, had the capacity to attach bouys to the soul.

Alcoholism plus criminality plus whatever caused both in the first place form a combination that is very nearly happy-ending-proof.

I yield to nobody in my admiration for God, but he's no good in bed.

Ghosts cannot be put on the witness stand, or have their fingerprints taken. They are completely proof against proof.