One of Sigmund Freud's early patients rushed out into an Austrian afternoon on her way to meet her best friend at a coffee house.
Over Cappuccino and Viennese pastries, she suddenly burst out crying.
Her friend begged her to share what was wrong.
"Oh, it's just terrible," she wailed. "Today the doctor told me I'm in love with my father, and. . .and. . .and you know, he's a married man!"