Many of America's and New York's sons and daughters are around the world fighting for the freedoms that the Statue of Liberty stands for.

Being an entrepreneur isn't really about starting a business. It's a way of looking at the world: seeing opportunity where others see obstacles, taking risks when others take refuge.

Don't be afraid to assert yourself, have confidence in your abilities and don't let the bastards get you down.

You must first be willing to fail — and you must have the courage to go for it anyway.

If you don't encounter setbacks in your career, if you don't have doubts and disappointments , let me tell you, you're not dreaming big enough.

I've always respected those who tried to change the world for the better, rather than just complain about it.

Progress is not inevitable. It's up to us to create it.

And because no matter who you are, if you believe in yourself and your dream, New York will always be the place for you.

Life is too short to spend your time avoiding failure.

If someone tells me they skied all day and never fell down, I tell them to find another mountain.

Entrepreneurship is having an idea to do something great and not entirely have a plan on how to do it but the drive and will power to make it work

And she said that sometimes you wish for something very hard, it can kind of come true inside your own head, and it can seem real.

Then somebody suggested I should write about the war, and I said I didn't know anything about the war. I did not understand anything about it. I didn't see how I could write it.

If you want to put out a song that you wrote yesterday tomorrow, go on Twitter, type in a new URL, and give it to the people!

Embryonic stem cell research is at the leading edge of a series of moral hazards.

I haven't shaken my fists at the moon.

The only thing that matters is the theater!

A lot of people on Capitol Hill don't want to talk to me.

I love working with a lot of different films and a lot of different people.

The greatest truth must be recognition that in every man, in every child is the potential for greatness.

I spend a fair amount of time just thinking about whether something is feasible or not, and if it is feasible, whether it's really worth doing.