You can have successful teams where people hate but deeply respect each other; the opposite (love but not respect among team members) is a recipe for disaster.

The single most important top-level trend is the shift to mobile.

Ignore your mistakes. The number one thing to worry about is -Am I doing what I'm good at?

Having a highly homogeneous background, education, values, preferences, etc, in the very early team is better than not - cuts down on time-wasting arguments.

The world is now awash in data and we can see consumers in a lot clearer ways.

We're all put on Earth for a limited amount of time. Am I using in a way that is great, or good enough, or wasteful?

The notion that diversity in an early team is important or good is completely wrong. You should try to make the early team as non-diverse as possible.

Being an entrepreneur is not about being in love with an idea, it's about being in love with running a company.

You can't get married to any one particular plan. That is the biggest lesson I learned at PayPal.

Facebook is so ubiquitous now that it's like another manifestation of the web itself.

I've been developing mobile for years before anybody else really thought it was that important.

When we look up at night and view the stars, everything we see is shinning because of distant nuclear fusion.

We stood there for a full half hour, like so many scarecrows, while they jeered at us from a distance, and one or two of us were shot down.

One day the people that didn't believe in you, will tell everyone how they met you.

I had lost my grandfather just a month-and-a-half before I made my debut. I was suddenly scoring runs and getting into the fray. It was a very trying period for me. I was happy as well as sad.

Those who do not hope cannot wait; but if we hope for that we see not, then do we with patience wait for it.

Every single answer starts with the phrase 'I don't know.' But most of the time she does know, if I give her the time and the space in which to answer.

The wheel and the brake have different duties, but also one in common: to hurt one another.

Always think of drawing, getting the forms realized, emphasizing the design.

You don't have to fight dragons to write books. You just have to live deeply the life you've been given.

I recommend my students not to be professional unless they really have to be. I tell them, 'If you love music, sell Hoovers or be a plumber. Do something useful with your life.'