The best way to keep a secret is to never have one.

Once in a while the phenomena we exploit are particularly present. We like a reasonable amount of volatility. In our business we want some action. “Tumult is usually good for us. We don’t have credit lines of any significance. We don’t do a lot of leveraged-type financing.

Don‘t bother fighting the old； just build the new.

In the quantum world, observing something changes it. This is not a limitation of our technology, but a fundamental property of nature.

有时最普通的事情反而最难解释。