You need just the right amount of ambition . . . If you have too little ambition, you don't push or work hard. If you have too much ambition, you put yourself ahead of others, elbow them out of your way.

Bad companies are destroyed by crisis, Good companies survive them, Great companies are improved by them.

The Internet doesn't change everything. It doesn't change supply and demand. It doesn't magically allow you to build businesses by turning investors' money into operating expenses indefinitely. The money always runs out eventually.. the Internet doesn't change that, as we have seen.

Just as you would not permit a fellow employee to steal a piece of office equipment, you shouldn't let anyone walk away with the time of his fellow managers.

Assume any career move you make won't go smoothly. They won't. But don't look back.

No problem is so complicated that you cannot make it more complicated.

Long distances used to be a moat that both insulated and isolated people from workers on the other side of the world. But every day, technology narrows that moat inch by inch. Every person in the world is on the verge of becoming both a coworker and a competitor to every one of us ... Technological change is going to reach out and sooner or later change something fundamental in your business world.