The aggressive use of wiretaps is important: It shows that we are targeting white-collar insider-trading rings with the same powerful investigative tools that have worked so successfully against the mob and drug cartels.

That's an incredibly serious thing if people think that the president of the United States can tell heads of law enforcement agencies, based on his own whim or his own personal preferences or friendships, that they should or should not pursue particular criminal cases against individuals. That's not how America works.

I eat almost no lunch. I have a big dinner but I don't have a big lunch.

In some respects, inside information is a form of financial steroid. It is unfair: it is offensive; it is unlawful; and it puts a black mark on the entire enterprise.

I wanted to be a prosecutor - a criminal lawyer - because there's nowhere where the stakes are higher, where you can wake up every day and believe in what you're doing.

The alarm bells sound regularly: cybergeddon; the next Pearl Harbor; one of the greatest existential threats facing the United States. With increasing frequency, these are the grave terms officials invoke about the menace of cybercrime - and they're not understating the threat.

I don't eat green things, no vegetables.