As a precaution, we’re making machines extremely heavy with very tiny legs.

You never lose a dream, it just incubates as a hobby.

Always deliver more than expected.

If you’re not doing some things that are crazy, then you’re doing the wrong things.

Always work hard on something uncomfortably exciting!

It is often easier to make progress on mega-ambitious dreams. ... Since no one else is crazy enough to do it, you have little competition.

It's very hard to fail completely, if you aim high enough.

Anything you can imagine probably is doable, you just have to imagine it and work on it.

Especially in technology, we need revolutionary change, not incremental change.

Small groups of people can have a really huge impact.

We should be building great things that don't exist.

Remembrance of things past is not necessarily the remembrance of things as they were.

She's burning and out of control and everything I love about fire.

Man is a creature who lives not upon bread alone but principally by catch words.

I always respect a woman.

You'll never be a wonderful woman or even a wonderful human being until you learn to have some regard for human frailty.

Powerful is our need to be known, really known by ourselves and others, even if only for a moment.

Life's a rodeo and all you have to do is stay in the saddle.

One of the most wonderful memories in my life was when I sang at the Opera House in Sydney. I will never forget that. It is one of the most beautiful Houses I have ever sung in my life.

The highest compact we can make with our fellow is - "Let there be truth between us two forevermore."

The other big lesson from Katrina is that it pays to be prepared. But it's also very difficult to stay prepared because the longer you go between events the more you'll see complacency.