Of course, she made the right diagnosis, and shortly thereafter the thought bubbles in my head began to subside.

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So, naturally the situation triggered all kinds of thought bubbles in my head.

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Ms. DINAH WASHINGTON: (Singing) You go to my head and you linger like a haunting refrain and I find you spinning round in my brain like the bubbles in a glass of champagne.

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My summary insight from studying hundreds of years of all types of manias and panics is simply that bubbles always burst, and then they go back to where they started or a bit lower.

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Hundreds of years ago, a book was written about the various bubbles through time: think alchemy, turning lead into gold, the South Sea Island bubble, and my particular favorite, the Tulip Bubble.

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