And obviously, from our own personal point of view, the principal challenge is a personal challenge.

Communication: the thing humans forgot when we invented words.

In 30 years time, as technology moves forward even further, people are going to look back and wonder why offices ever existed.

Never go into business purely to make money. If that's the motive you're better off doing nothing.

Most entrepreneurs are not doing it for financial motives in the first place. They're just people who love creating.

However small a company, its founders should try to expand people's opportunities and choices.

I do believe the harder you work, the luckier you get.