The ability to change one's mind is probably a key characteristic of the successful investor. Dogmatic and rigid personalities rarely, if ever, succeed in the markets. The markets are a dynamic process, and sustained investment success requires the ability to modify and even change strategies as markets evolve.
Jack D. SchwagerGood traders liquidate when they are wrong, great traders reverse when they are wrong
Jack D. SchwagerThere are a million ways to make money in the markets. The irony is that they are all very difficult to find.
Jack D. Schwager