Securities fraud generally and insider trading in particular should be eminently deterrable crimes.

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.

I have come to really love the sound of nervous laughter.

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.

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 do my job. I love my job. It's the best job I ever had. And it's probably the best job I will ever have. And I serve at the pleasure of the president. That's true of President Obama. That will be true of President Trump. And if and when a president decides that they want to replace me, I'll ride off into the sunset.

From coast to coast, the FBI and Securities and Exchange Commission have ensnared people not only at hedge funds, but at technology and pharmaceutical companies, consulting and law firms, government agencies, and even a major stock exchange.