An inventor's path is chorused with groans, riddled with fist-banging and punctuated by head scratches.

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.

You could spend a lifetime waiting for someone to love the real you but if you don't know who you really are, you are wasting your time.

I live nearby a graveyard, that's where I get all my inspiration for wisdom and life

Stop putting it off! Procrastination breeds guilt, guilt breeds depression, and depression breeds failure.

When we make mistakes they call it evil

I always get a little uppity when I hear the phrase 'TV actor.' It's like saying you're a magazine reporter. I was in the theater for ten years before I ever had a TV audition.

Those only can thoroughly feel the meaning of death who know what is perfect love.

It would be nice if education was free to everyone who wanted it, but that's not the world we live in.

He does not have my class.

You should never be ashamed to admit you have been wrong. It only proves you are wiser today than yesterday

When I watch the movie, which is I don't know how many times I've done now with editing and everything, I walk out giddy just because I feel like that's the movie that I want to see.