Our approach is to think of companies not as businesses but as collections of people. We [Apple]want to qualitatively change the way people work. We don't just want to help them do word processing faster or add numbers faster. We want to change the way they can communicate with one another. We're seeing less paper flying around and more quality of communication.

I'm convinced that about half of what separates successful entrepreneurs from the non-successful ones is pure perseverance.

What had been the focus of my entire adult life was gone, and it was devastating. I didn't really know what to do for a few months. I felt that I had let the previous generation of entrepreneurs down. I was a very public failure.

There's nothing that makes my day more than getting an e-mail from some random person in the universe who just bought an iPad over in the UK and tells me the story about how it's the coolest product they've ever brought home in their lives. That's what keeps me going.

I'm sorry, it's true. Having children really changes your view on these things. We're born, we live for a brief instant, and we die. It's been happening for a long time. Technology is not changing it much - if at all.

Not only was [Edwin Land] one of the great inventors of our time but, more important, he saw the intersection of art and science and business and built an organization to reflect that.

The manual for WordStar, the most popular word-processing program, is 400 pages thick. To write a novel, you have to read a novel - one that reads like a mystery to most people. They're not going to learn slash q-z any more than they're going to learn Morse code. That is what Macintosh is all about.