A little dated by this point, but a good analysis of how the markets work, and the kinds of people who participate in the markets.
Citicorp chairman George Moore said that there are 4 kinds of people with whom you can't reason - "great chefs, beautiful women, opera singers and FX traders"
Oliver Wendell Holmes - "Certainty is generally an illusion, and repose is not the destiny of man."
Bill Clinton quoted in the WSJ - "You mean to tell me that the success of the program and my re-election hinges on the Federal Reserve and a bunch of f-ing bond traders?"