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.

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.

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.

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.

I don't get paid to serve the president. I get paid to serve the public and what I think is in the interest of justice, no matter who the president is.

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.

History has shown that one cannot legislate a culture of integrity. And yet, one of the paramount responsibilities and challenges of corporate leadership is to ensure such a culture.