Original visions are often wrong. Companies have to morph as they learn what customers don't want.

Facebook is for people, Twitter is for perspective, Google+ is for passion, LinkedIn is for pimping

The angels started singing, the clouds parted, it was a religious experience. I've never had the same reaction to a product, not in 25 years.

When I finally got a management position, I found out how hard it is to lead and manage people.

The desire to change the world is a tremendous advantage as you travel down the difficult path ahead because focusing on a lofty goal is more energizing and attracts more talent than simply making a buck.

Do you know what the difference is between PR and advertising? Advertising is when you say how great you are. PR is when other people say how great you are. PR is better.

"(Big name research firm) says our market will be $50 billion in 2010." Every entrepreneur has a few slides about how the market potential for his segment is tens of billions. It doesn't matter if the product is bar mitzah planning software or 802.11 chip sets. Venture capitalists don't believe this type of forecast because it's the fifth one of this magnitude that they've heard that day. Entrepreneurs would do themselves a favor by simply removing any reference to market size estimates from consulting firms.