Think twice before you speak, because your words and influence will plant the seed of either success or failure in the mind of another.

The common question that gets asked in business is, ‘why?’ That’s a good question, but an equally valid question is, ‘why not?’.

There’s lots of bad reasons to start a company. But there’s only one good, legitimate reason, and I think you know what it is: it’s to change the world.

A business that makes nothing but money is a poor business.

If you are not embarrassed by the first version of your product, you’ve launched too late.

If everything seems under control, you’re not going fast enough.

A man who wants to lead the orchestra must turn his back on the crowd.

Your work is going to fill a large part of your life and the only way to be truly satisfied, is to do what you believe is great work. And the only way to do great work, is to love what you do.

The man who moves a mountain, begins by carrying away small stones.

The difference between successful people and really successful people is that really successful people say no to almost everything.

Don’t be satisfied with stories, how things have gone with others. Unfold your own myth.

You don’t have to be a genius or a visionary or even a college graduate to be successful. You just need a framework and a dream.

Build something 100 people love, not something 1 million people kind of like.

The two most important days in your life is the day you were born and the day you find out why.

The successful warrior is the average man, with laser-like focus.

Try not to become a man of success, but rather try to become a man of value.

If something is important enough, even if the odds are against you, you should still do it.

In the midst of movement and chaos, keep stillness inside of you.

Many of life’s failures are people who did not realize how close they were to success when they gave up.

Fall seven times and stand up eight.

I was taught the way of progress is neither swift nor easy.

Night has brought to those who sleep, only dreams they can not keep.

The world of knowledge takes a crazy turn when teachers themselves are taught to learn.

In an ideal world no one would talk before 10am. People would just hug because waking up is really hard.

I have everything I need, so there are no blanks left unfilled.

I find that when you open the door toward openness and transparency, a lot of people will follow you through.

A lot of young musicians in Stockholm are about keeping tradition alive and moving it forward at the same time.

A photograph is a biography of a moment.

At 50 you're more confident, more comfortable in your skin and you don't put up with nonsense, especially from men.

Who wants to get really granular with sabermetrics when you're going to see a two-and-a-half-hour Brad Pitt movie? You don't go to the cinema for a maths lesson.

Man as an individual is a genius. But men in the mass form the headless monster, a great, brutish idiot that goes where prodded.

Trayvon Martin did not need to die.

I have a bee in my bonnet as to how few black historical figures one sees on film; incredible stories, stories from which we are living the legacy and which just don't get made.

I always wanted to be a star.

My purpose, which I finally found thanks to social media, is helping all of these people find their purpose.

Constraining business is absolutely wrong.

The first case of Ebola diagnosed in the United States has caused some to call on the United States to ban travel for anyone from the countries in West Africa facing the worst of the Ebola epidemic. That response is understandable. It's only human to want to protect ourselves and our families.

I'd like to be the last person alive in the world! Yes, I'd like to know what happens.

In fashion design, you can divide people into two groups. You have people who come with an aesthetic that is there forever, even if it evolves. Then you have people I call 'jumpers.' One season it can be this; the next season it's completely something else. I always knew I am more of a jumper.

Most Americans think there's already universal background checks. They don't understand why there wouldn't be a background check to purchase a weapon.

Outside of Washington, D.C., most Americans aren't concerned with doing things 'big.' They're looking for less government spending, lower taxes, and good jobs.

Imperialist enterprise draws political consequences.

Technological innovation is indeed important to economic growth and the enhancement of human possibilities.

My parents were part of the Christian Family Movement, where we would have Masses said in our home and rotate with other families. I recall priests coming to our home and saying Mass in our living room. Catholicism was really woven through so much.

I was married to Margaret Joan Howe in 1940. Although not a scientist herself she has contributed more to my work than anyone else by providing a peaceful and happy home.