Jack Bogle's passionate cry of Enough! contains a thought-provoking litany of life lessons regarding our individual roles in commerce and society. Employing a seamless mix of personal anecdotes, hard evidence and all-too-often-underrated subjective admonitions, Bogle challenges each of us to aspire to become better members of our families, our professions and our communities. Rarely do so few pages provoke so much thought. Read this book.

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.

Unless an investor has access to “incredibly high-qualified professionals,” they “should be 100 percent passive - that includes almost all individual investors and most institutional investors.

Millions of mutual-fund investors sleep well at night, serene in the belief that superior outcomes result from pooling funds with like-minded investors and engaging high-quality investment managers to provide professional insight. The conventional wisdom ends up hopelessly unwise, as evidence shows an overwhelming rate of failure by mutual funds to deliver on promises.

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.

Maybe the yogi is a parent who's a little more patient with their child, or a more compassionate coworker, or an understanding boss. Perhaps, they pick up a piece of trash that wasn't theirs, turn off a light when they're not in the room, or turn off the water while they brush their teeth, sensitive to the finite nature of our worldly resources. When we become mindful this way, there's a ripple effect. We inspire others to do the same.

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.