Many investors agree that no one ever really knows which way the market will move. Nothing could be further from the truth. We discovered that while stocks do indeed fluctuate, they do so in well-defined, often predictable patterns. These patterns recur too frequently to be a result of chance or coincidence.
Jeffery Hirsch and Yale Hirsch, The Stock Trader’s Almanac
At this point it is briefly worth recapping what has been covered so far: