Lastly, we believe that inconsistency is a much greater risk to investors than uncontrollable variability. When a portfolio underperforms, is it because of a break away from the normal discipline or the natural result of the temporary circumstances outside the control of the discipline? We always explain to potential investors the circumstances surrounding our bouts of underperformance. Our tendency is to not do well when commodity-driven and capital intensive/labor intensive businesses lead the market for extended time periods. We also tend to underperform in years when expensive glamour growth stocks are all the rage. We are in the third biggest growth stock outperformance period in the last 80 years as seen in the chart below: