Those who commit gun crimes and those who enable them should know this: We're coming after you.

I deeply admire the American Presidency as a political and constitutional institution. I believe it is, one of the great, and remarkable innovations in our Constitution, and has been one of the most successful features of the Constitution in protecting the liberties of the American people.

Even in the best of times, there is no tougher calling than serving as a police officer.

Nationwide injunctions undermine the democratic process, depart from history and tradition, violate constitutional principles, and impede sound judicial administration, all at the cost of public confidence in our institutions and particularly in our courts as apolitical decision-makers dispassionately applying objective law.

My books are not really books; they're endless chains of distraction shoved inside a cover. Many of them begin at the search box of Pub Med, an Internet database of medical journal articles.

Apple has always been, and always will be, a hardware-first company. It produces beautiful devices with elegant designs and humane operating-system software.

Silicon Valley has been this global engine of innovation and economic growth over the last few decades, but a tidal wave of innovation that has been focused very much in the digital realm.

My whole career began because I was always putting my music on the Internet. By the time I had my first tour, I had an audience everywhere I went, because people were listening online.