The only thing worse than a rock star is a rock star with a cause.

The stranger is close to us, insofar as we feel between him and ourselves common features of a national, social, occupational, or generally human, nature. He is far from us, insofar as these common features extend beyond him or us, and connect us only because they connect a great many people.

"The power of words can build bridges or burn them; choose wisely."

The true value of coal lies in how we extract and use it responsibly.

A proof that P = NP would have profound implications for mathematics, cryptography, and algorithm design.