When someone tells you that a dead person "came to" them, say "Oh, you mean you had a dream?"
And when they further explain themselves, say, "Oh, you mean you had a dream?"
And when they're done, say "You know, one night I dreamt I was Golda Meir."
And when they further explain themselves, say, "Oh, you mean you had a dream?"
And when they're done, say "You know, one night I dreamt I was Golda Meir."