If you join the Boy Scouts without understanding the underlying agendas and biases of the organization, you might grow up to believe that being gay is a bad thing.

If we stop believing in a future, if we stop doing things for something else but start doing them for now, some fundamental things change. Retirement becomes less about how much money you can squirrel away now and much more a matter of participating and contributing to your own community now so that they want to take care of you. … We’re going to move into a world where your retirement will be more secure if you’ve made lots of friends with young people rather than collected lots of dollars.

It's not that MySpace lost and Facebook won. It's that MySpace won first, and Facebook won next. They'll go down in the same order.

In spite of my own reservations about Bing's ability to convert Google users, I have to admit that the search engine does offer a genuine alternative to Google-style browsing, a more coherently organized selection of links, and a more advertiser-friendly environment through which to sell space and links.

Invest in people who will take care of you when you're old.

While Google has given away pretty much everything it has to offer - from search and maps to email and apps - this has always been part of its greater revenue model: the pennies per placement it gets for seeding the entire Google universe of search and services with ever more targeted advertising.

When Steve Jobs toured Xerox PARC and saw computers running the first operating system that used Windows and a mouse, he assumed he was looking at a new way to work a personal computer. He brought the concept back to Cupertino and created the Mac, then Bill Gates followed suit, and the rest is history.