Cultures, for better or worse, are very stable.

If you're going to invest in an Internet stock, you must be a long-term investor.

Millions of people were inspired by the Apollo Program. I was five years old when I watched Apollo 11 unfold on television, and without any doubt it was a big contributor to my passions for science, engineering, and exploration.

Above all else, align with customers. Win when they win. Win only when they win.

The smartest people are constantly revising their understanding, reconsidering a problem they thought they’d already solved. They’re open to new points of view, new information, new ideas, contradictions, and challenges to their own way of thinking.

People loved their horses, too. But you don't keep riding your horse to work just because you love it.

If you look at academic studies, you can see that stock prices are most closely correlated with cash flow. It's such a straightforward number. Cash flow is what will drive shareholder returns.