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

I'm not better than the next trader, just quicker at admitting my mistakes and moving on to the next opportunity.

There is no point in being confident and having a small position.

It's not whether you're right or wrong that's important, but how much money you make when you're right and how much you lose when you're wrong

To others, being wrong is a source of shame; to me, recognizing my mistakes is a source of pride.

The main obstacle to a stable and just world order is the United States.

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

Esperanto was a very useful language, because wherever you went, you found someone to speak with.

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

The sovereignty of states must be subordinated to international law and international institutions.

There is no error more absurd, and yet more rooted in the heart of man, than the belief that his sufferings will promote his spiritual safety.

We stay this way until twilight colours the window and the hour calls me home

When perception and reality collide, we grow".

The benefit to building a startup is that customers don't have the same kind of friction when they adopt new technology.

Never take "NO" for an answer.

Fred Astaire represented the aristocracy, I represented the proletariat.

One of the proofs of the immortality of the soul is that myriads have believed it. They also believed the world was flat.

Sometimes you don't realize how far you've gotten until you look around at the people who are still trailing far behind you.

I know I'm not musically talented.

It is ridiculous, frighteningly ridiculous to make wars in the name of peace.