Just a little help, a small security force, a bit of food, can save lives.

You don't need to invade a place or install a new government to help bring about a positive change.

My take is that the optimal approach to food, for health and ethical reasons, may be vegetarianism.

The fact that people will pay you to talk to people and travel to interesting places and write about what intrigues you, I am just amazed by that.

Every high school and college graduate in America should, I think, have some familiarity with statistics, economics and a foreign language such as Spanish. Religion may not be as indispensable, but the humanities should be a part of our repertory. They may not enrich our wallets, but they do enrich our lives. They civilize us. They provide context.

Why are fanatics so terrified of girls' education? Because there's no force more powerful to transform a society. The greatest threat to extremism isn't drones firing missiles, but girls reading books.