Each path to knowledge involves different rules and these rules are not interchangeable.

We are a people of improbable hope.

I'm not somebody who is always comfortable with language that implies I've got a monopoly on the truth, or that my faith is automatically transferable to others.

No matter how much you've done, or how successful you've been, there's always more to do, always more to learn, and always more to achieve.

His peaceful resistance shook the foundations of an empire, exposed the emptiness of a repressive ideology, and proved that moral leadership is more powerful than any weapon.

In a global economy where our economies and supply chains are deeply integrated, it's not even possible.

You can put lipstick on a pig. It's still a pig.