I believe that the greatest teachers create thinking students.

I've always viewed high-frequency trading as a tax on the rest of us.

I've worked many jobs throughout my life, which has ultimately enhanced my appreciation for the opportunity to teach yoga and share something so positive.

The simple index fund solution has been adopted as a cornerstone of investment strategy for many of the nation's pension plans operated by our giant corporations and state and local governments. Indexing is also the predominant strategy for the largest of them all, the retirement plan for federal government employees, the Federal Thrift Savings Plan (TSP). The plan has been a remarkable success, and now holds some $173 billion of assets for the benefit of our public servants and members of armed services.

That which works is authentic. It's a practical truth. What really matters is that we find benefit, regardless of whether it's an ancient traditional approach or some new version, popular or obscure.

A minuscule 4 percent of funds produce market-beating after-tax results with a scant 0.6 percent (annual) margin of gain. The 96 percent of funds that fail to meet or beat the Vanguard 500 Index Fund lose by a wealth-destroying margin of 4.8 percent per annum.

I think nobody is in a position to react to these big macro-issues. Where is the dollar going to be or what is G.D.P. growth going to be in China? For every smart person on one side of the question, there is another smart person on the other side.