Far too few designers put any thought into usability, ending up with a great product that's completely inaccessible.

I made 5,127 prototypes of my vaccum before I got it right. There were 5,126 failures. But I learned from each one. That’s how I came up with a solution. So I don’t mind failure.

What I've learned from running is that the time to push hard is when you're hurting like crazy and you want to give up. Success is often just around the corner.

Enjoy failure and learn from it. You never learn from success.

Everyone gets knocked back, no one rises smoothly to the top without hindrance. The ones who succeed are those who say, right, let’s give it another go.

Successes teach you nothing. Failures teach you everything. Making mistakes is the most important thing you can do.

Everyone has ideas. They may be too busy or lack the confidence or technical ability to carry them out. But I want to carry them out. It is a matter of getting up and doing it.

In order to fix it, you need a passionate anger about something that doesn't work well.

Engineering undergraduates should not be charged fees. They should receive grants, not student loans, and the government will get the money back long-term from increased exports.

If you want to do something different, you’re going to come up against a lot of naysayers.

Children want the challenge of difficult tasks - just look how much better they are than their parents on a computer.

I hate you, not because you broke my heart but because you broke my trust.

Thank you for that, boy genius! Where did you graduate from? Hogwarts School for the Mentally Unbalanced?

Why not simply surrender to one’s doom, since one was so clearly, so spectacularly, doomed?

Once you want something, everything changes. Now I want everything. More and more and more.

Good stuff tends to happen gradually, whereas violence or catastrophes are deemed more newsworthy.

I learned at an early age that every breath that we take is borrowed. We need to be thankful for our life and never take it for granted.

Frankly, goin' crazy was the best thing that ever happened to me. I don't say it's for everybody; some people couldn't cope.

It got hard to juggle the funny on set and then even harder in post-production.

If it was not for Rajiv Gandhi, urbanization in India would have been history.

When you're working on a movie you always hope that people will go for it and enjoy what you're doing.