Either they're trying to con you or they're trying to con themselves.

Focus alone is not enough; putting in the time to commit is also crucial to achieve success.

We've got a wonderful economic formula in this country.

You’d get very rich if you thought of yourself as having a card with only twenty punches in a lifetime, and every financial decision used up one punch. You’d resist the temptation to dabble. You’d make more good decisions and you’d make more big decisions.

You know, people talk about this being an uncertain time. You know, all time is uncertain. I mean, it was uncertain back in - in 2007, we just didn't know it was uncertain. It was - uncertain on September 10th, 2001. It was uncertain on October 18th, 1987, you just didn't know it.

The commission of the investment sins listed above is not limited to 'the little guy.' Huge institutional investors, viewed as a group, have long underperformed the unsophisticated index-fund investor who simply sits tight for decades. A major reason has been fees: Many institutions pay substantial sums to consultants who, in turn, recommend high-fee managers. And that is a fool's game.

What an investor needs is the ability to correctly evaluate selected businesses. Note that word “selected”: You don't have to be an expert on every company, or even many. You only have to be able to evaluate companies within your circle of competence. The size of that circle is not very important; knowing its boundaries, however, is vital.