The end of history is not the end of events, but the end of the evolution of human political and social institutions.

Quality should never be compromised for quantity.

The heart of any great company lies in its people. Invest in them, and they will invest in the business.

We must think beyond our own lifetimes when it comes to energy.

You don't lead by hitting people over the head—that's assault， not leadership.

Writing is a form of freedom.

The photograph is a very poor way of communicating what something actually looks like.

Mathematics is the art of giving the same name to different things.