Regulating and taxing marijuana would simultaneously save taxpayers billions of dollars in enforcement and incarceration costs, while providing many billions of dollars in revenue annually.

When I had made more money than I needed for myself and my family, I set up a foundation to promote the values and principles of a free and open society.

Once we realize that imperfect understanding is the human condition there is no shame in being wrong, only in failing to correct our mistakes.

A full and fair discussion is essential to democracy.

The worse a situation becomes the less it takes to turn it around, the bigger the upside.

We must recognize that as the dominant power in the world we have a special responsibility. In addition to protecting our national interests, we must take the leadership in protecting the common interests of humanity.

Proposition 19 already is a winner no matter what happens on election day. The mere fact of its being on the ballot has elevated and legitimized public discourse about marijuana and marijuana policy in ways I could not have imagined a year ago.

My foundations support people in the country who care about an open society. It's their work that I'm supporting. So it's not me doing it. But I can empower them. I can support them, and I can help them.

If the terrorists have the sympathy of people, it's much harder to find them. So we need people on our side, and that leads us to be responsible leaders of the world, show some concern with the problems.

The criminalization of marijuana did not prevent marijuana from becoming the most widely used illegal substance in the United States and many other countries. But it did result in extensive costs and negative consequences.

I chose America as my home because I value freedom and democracy, civil liberties and an open society.

Regulating and taxing marijuana would simultaneously save taxpayers billions of dollars in enforcement and incarceration costs, while providing many billions of dollars in revenue annually.

I'm not doing my philanthropic work, out of any kind of guilt, or any need to create good public relations. I'm doing it because I can afford to do it, and I believe in it.

I think there's a lot of merit in an international economy and global markets, but they're not sufficient because markets don't look after social needs.

President Bush is endangering our safety, hurting our vital interests, and undermining American values.

The people currently in charge have forgotten the first principle of an open society, namely that we may be wrong and that there has to be free discussion. That it's possible to be opposed to the policies without being unpatriotic.

Well, you know, I was a human being before I became a businessman.

We are the most powerful nation on earth. No external power, no terrorist organization, can defeat us. But we can defeat ourselves by getting caught in a quagmire.

Markets are constantly in a state of uncertainty and flux and money is make by discounting the obvious and betting on the unexpected.

Bush's war in Iraq has done untold damage to the United States. It has impaired our military power and undermined the morale of our armed forces. Our troops were trained to project overwhelming power. They were not trained for occupation duties.

Now that I have called you on your false accusation, you are using additional smear tactics.

There is a resurgence of anti-Semitism in Europe. The policies of the Bush administration and the Sharon administration contribute to that. It's not specifically anti-Semitism, but it does manifest itself in anti-Semitism as well.

When it comes to social consequences, they've got all different people acting in different ways, very difficult to even have a proper criterion of success. So, it's a difficult task.

The financial markets generally are unpredictable. So that one has to have different scenarios... The idea that you can actually predict what's going to happen contradicts my way of looking at the market.

An open society is a society which allows its members the greatest possible degree of freedom in pursuing their interests compatible with the interests of others.

Markets are designed to allow individuals to look after their private needs and to pursue profit. It's really a great invention and I wouldn't under-estimate the value of that, but they're not designed to take care of social needs.

Just as the process of repealing national alcohol prohibition began with individual states repealing their own prohibition laws, so individual states must now take the initiative with respect to repealing marijuana prohibition laws.

Stock market bubbles don't grow out of thin air. They have a solid basis in reality, but reality as distorted by a misconception.

To my mind, there is a solution which has to do with democracy, because democratic governments are subject to the will of the people. So, if the people will it, you can actually create international institutions through the democratic states.

I give away something up to $500 million a year throughout the world promoting Open Society. My foundations support people in the country who care about an open society. It's their work that I'm supporting. So it's not me doing it.

Who most benefits from keeping marijuana illegal? The greatest beneficiaries are the major criminal organizations in Mexico and elsewhere that earn billions of dollars annually from this illicit trade - and who would rapidly lose their competitive advantage if marijuana were a legal commodity.

I put forward a pretty general theory that financial markets are intrinsically unstable. That we really have a false picture when we think about markets tending towards equilibrium.

Increasingly, the Chinese will own a lot more of the world because they will be converting their dollar reserves and U.S. government bonds into real assets.

Markets are constantly in a state of uncertainty and flux and money is made by discounting the obvious and betting on the unexpected.

The assumption of perfect knowledge is very far from reality a lot of the evil in the world is actually not intentional.

If the bubbles contain a misconception as they always do then it cant be maintained forever.

Political debate is more interested in manipulating the truth than finding the truth.

Globalization has rendered the world increasingly interdependent but international politics is still based on the sovereignty of states.

If investing is entertaining, if you're having fun, you're probably not making any money. Good investing is boring.

When you sell options, you get paid for assuming risk. That can be a profitable business, but it does not mix well with the risks inherent in a leveraged portfolio.

The scope for improvement is infinite, precisely because perfection is unattainable.

My parents wanted me to be a teacher. Because I could work most of the year and pursue the things that I love to do during the summer. It just seemed like a good plan.

I can't tell you any more than any other writer can tell you why they write, and I don't know what my influences are.

An unimaginative person can neither be reverent or kind.

Work hard! In the end, passion and hard work beats out natural talent.

This is a generation weaned on Watergate, and there is no presumption of innocence and no presumption of good intentions. Instead, there is a presumption that, without relentless scrutiny, the government will misbehave.

When I was born, I always knew something was a little bit different about me.

As information technology restructures the work situation, it abstracts thought from action.

Thanks to a deal finalized in 2008, Chicago's parking meters will be operated for the next 75 years by a group of investors put together by Morgan Stanley, including the sovereign wealth fund of Abu Dhabi.