The top athletes are consummate pros who work obsessively at their craft. Approach yours the same way.

I endorse a lot of people - sometimes people say I endorse too many books. And my response has always been the same: If I can get one case study that can give me one good idea that I can implement for $25, or for these days one-third of that on Kindle, I've gotten a very good deal.

Leaders' careers will usually be determined by their handling of one or two critical events that no one could possibly anticipate or plan for.

Only those who constantly retool themselves stand a chance of staying employed in the years ahead.

If the person you delegated to does the job twice as well as you would have done it, consider yourself a leader.

Advantage comes not from the spectacular or the technical. Advantage comes from a persistent seeking of the mundane edge.

Passion. The life of an entrepreneur is occasionally exhilarating, and almost always exhausting. Only unbridled passion for the concept is likely to see you through the 17-hour days (month after month) and the painful mistakes that are part and parcel of the start-up process.