Klout and various measurements of influence are fun. I love to see where I score on them, but there's a computer algorithm behind the calculation. If there's an algorithm, it can be gamed. Even if it's not gameable, you have to take a leap of faith that the number of followers, retweets, mentions, whatever really mean something.

The secret of evangelism is Guy's golden touch - whatever is gold, Guy touches. That’s very different than saying whatever Guy touches turns gold.

A magnificent cause can overcome a prickly personality, but your ability to enchant people increases if they like you, so you should aspire to both. You’ll know that you’re likeable when you can communicate freely, casually, and comfortably with people.

The record of what you do is forever recoverable because of Google. The lofty upside and scary downside makes reciprocity more important than ever. This is all good because it makes people think more before they do something that reduces their trustworthiness.

The more popular a person thinks he is in the blogosphere, the thinner his skin and the thicker his hypocrisy. This should be exactly the opposite: the higher you go the thicker the skin and thinner the hypocrisy.

The root of great companies is make meaning vs. make money.

Frequently, crashes are followed with a message like 'ID 02'. 'ID' is an abbreviation for idiosyncrasy and the number that follows indicates how many more months of testing the product should have had.