Two months later, the government forced the mortgage giants into conservatorships and pledged to invest up to $100 billion in each.

4. "The market is in the process of correcting itself." —President George W. Bush, in a Mar. 14, 2008 speech

For the rest of the year, the market kept correcting…and correcting…and correcting.

5. "No! No! No! Bear Stearns is not in trouble." —Jim Cramer, CNBC commentator, Mar. 11, 2008

Five days later, JPMorgan Chase (JPM) took over Bear Stearns with government help, nearly wiping out shareholders.

6. "Existing-Home Sales to Trend Up in 2008" —Headline of a National Association of Realtors press release, Dec. 9, 2007

On Dec. 23, 2008, the group said November sales were running at an annual rate of 4.5 million—down 11% from a year earlier—in the worst housing slump since the Depression.

7. "I think you'll see (oil prices at) $150 a barrel by the end of the year" —T. Boone Pickens, June 20, 2008

Oil was then around $135 a barrel. By late December it was below $40.

8. "I expect there will be some failures. … I don't anticipate any serious problems of that sort among the large internationally active banks that make up a very substantial part of our banking system." —Ben Bernanke, Federal Reserve chairman, Feb. 28, 2008

In September, Washington Mutual became the largest financial institution in U.S. history to fail. Citigroup (C) needed an even bigger rescue in November.

9. "In today's regulatory environment, it's virtually impossible to violate rules." —Bernard Madoff, money manager, Oct. 20, 2007

About a year later, Madoff—who once headed the Nasdaq Stock Market—told investigators he had cost his investors $50 billion in an alleged Ponzi scheme.

10. A Bound Man: Why We Are Excited About Obama and Why He Can't Win, the title of a book by conservative commentator Shelby Steele, published on Dec. 4, 2007.

Mr. Steele, meet President-elect Barack Obama.