Whenever you create a universal device that does all things for all people, it does not do any things well.

If you think you can experience the power of the Internet on a 1-inch screen, you've got to be out of your mind.

We had no idea that in as little as 35 years more than half the people on Earth would have cellular telephones, and they give the phones away to people for nothing.

The best way to get people to think outside the box is not to create the box in the first place.

Cellular phones will absolutely not replace local wire systems.

As I walked down the street while talking on the phone, sophisticated New Yorkers gaped at the sight of someone actually moving around while making a phone call. Remember that in 1973, there weren't cordless telephones, let alone cellular phones. I made numerous calls, including one where I crossed the street while talking to a New York radio reporter - probably one of the more dangerous things I have ever done in my life.

When you are doing one thing - talking on your phone, texting, whatever - you are automatically not doing something else. What is the greatest scarcity in the world today? It's not oil. It's time. Time is precious. Don't throw it away.