It doesn't matter whether the Dow is 5000 or 50,000. If you're an entrepreneur, there is no bad time to start a company.

When you're a good person, good things happen to you. You shouldn't be a good person with the expectation of therefore deserving good things, but in its purest form, I believe when you do good, good comes back to you.

Social media puts reciprocity on steroids because now you can reach more people in more ways to do more things for them faster and at lower expense. Positive word about your reciprocity can spread faster than ever.

The two most important things about people on a revolutionary team are their ability and passion. Their educational level or work experience is meaningless--most of the engineers who did ground-breaking work of the Macintosh design didn't even graduate from college.

Unfortunately, they develop a fixed mindset that they're the most talented, and they think that continued success is a right. Problems arise because pure talent only works as long as the going is easy. Furthermore, they don't take risks because failure would harm their image of being the best, brightest, and most talented. When they do fail, they deny it or attribute it to anything but their shortcomings.

If achieving success were easy, more people would do it.

You know you're ready to write a book when you have a feeling that you should do it, no matter what anybody says. It's like falling in love or starting a company. When you're still wondering if you should get married or you're still wondering whether you should start a company that might be not the right person or the right idea. And writing is the same way. When you've locked on to the topic, you'll just write it.