If you have never failed at anything, then you haven't been trying hard enough, aren't very imaginative, or have had such extraordinarily good luck that you have come to believe you are invincible.

The truth won't set us free until we develop the skills and the habit and the talent and the moral courage to use it.

In business, staying focused requires that you turn most opportunities down.

I regularly take my entrepreneurship students out walking because I want to get them in the habit of noticing and thinking about what they notice. They have to leave their phones behind to learn the basic lesson: Be where you are.

Everyone I know feels harassed by email which has invaded their waking and sleeping hours.

Once you have power, you are inevitably surrounded by people who have their own agendas and will tell you whatever advances them.

Huge open source organizations like Red Hat and Mozilla manage the collaboration of hundreds of people who don't know one another and have spent no time hanging around the water cooler.