When self-delusion and self-flattery enter the mind-set of a product team and the metrics they judge themselves by, like the first plague rat coming onto a ship, the end is practically preordained.

In Silicon Valley, where I worked at companies like Facebook and Twitter for the earlier part of this decade, Cuba was generally regarded, when it was regarded at all, as a technological curiosity.

If the world really does end, there aren't going to be many places to run.

If you'd come to me in 2012, when the last presidential election was raging and we were cooking up ever more complicated ways to monetize Facebook data, and told me that Russian agents in the Kremlin's employ would be buying Facebook ads to subvert American democracy, I'd have asked where your tin-foil hat was.

St. Louis has always been a great center for medicine. It has been a leader in the nation since the early part of the 20th century. Along with that, we've been a leader in medical science and biomedical science and innovation in medicine.

Music is all about leadership and there ain't really a lot of leaders.

Undertaker was always a leader in the dressing room, always a man's man. No one ever doubted what he said because his word was good. He was a guy that set the dressing room standard. If you had an issue or personal problem, you could go to Undertaker and he would help you.

Good leaders make people's strengths effective and their weaknesses irrelevant.