There is seldom just one cockroach in the kitchen. You know, you turn on the light and, all of sudden, they all start scurrying around.

Generally, we have translated greater output in the few hours of work per week over the last century. And that's a good trend of the future. But we do have to have a system that, as output of goods and services keeps increasing per capita, that it takes care of the people who are willing to work and really are not getting by very well with a family on a 40-hour week.

Do what you would do for free, having passion for what you do is the most important thing.

If you have a harem of 40 women, you never get to know any of them very well.

Time is your friend, impulse is your enemy. Take advantage of compound interest and don't be captivated by the siren song of the market.

If you aren't willing to own a stock for ten years, don't even think about owning it for ten minutes. Put together a portfolio of companies whose aggregate earnings march upward over the years, and so also will the portfolio's market value.

Do not save what is left after spending, but spend what is left after saving.