Whatever you're selling, storage or networking or security, you're going head to head with the incumbent players.

China is very entrepreneurial but has no rule of law. Europe has rule of law but isn't entrepreneurial. Combine rule of law, entrepreneurialism and a generally pro-business policy, and you have Apple.

My own theory is that we are in the middle of a dramatic and broad technological and economic shift in which software companies are poised to take over large swathes of the economy

Rule 1: All rules can be broken. Many (ex-legal and ethical) should be. Most people won't.

When I talk to entrepreneurs today, I feel like the grandfather who was in the Civil War.

Any new technology tends to go through a 25-year adoption cycle.

Most of the big breakthrough technologies/companies seem crazy at first: PCs, the internet, Bitcoin, Airbnb, Uber, 140 characters.. It has to be a radical product. It has to be something where, when people look at it, at first they say, ‘I don’t get it, I don’t understand it. I think it’s too weird, I think it’s too unusual.’