Acts are right in virtue of the goodness of their consequences.

In this era of globalization we are witnessing struggles within individual states about what their identity and interests consist in.

We live on a restless planet in a violent universe.

Apocalypses don't happen very often. They tend to be separated by tens or even hundreds of millions of years.

Since we're not very good at something as basic as controlling our reproduction, life is really bad for more people than ever before.

Moral revolutions are typically seen retrospectively. Prospectively, the revolutionaries tend to look like crazy people, and sometimes they are.

I take seriously the idea that we are African Apes who (at least for the moment) dominate the planet, but our psychology is pretty much what it was when we were living in small groups on the savanna.

One of the real dangers of our time is people's indifference to history.

Philosophers are smart, analytical, and skeptical. For these reasons they are relatively unbiased.

I'm a subjectivist about morality.

Ethics is prescriptive and can change behavior, but usually only at the margins.

Fortune does favor the bold and you'll never know what you're capable of if you don't try.

I hope that you will learn to take responsibility for your decisions. Don't take counsel of your fears.

A novel that does not uncover a hitherto unknown segment of existence is immoral. Knowledge is the novel's only morality.

If you think your work is ultimately about a paycheck, then that will affect the quality of your work as well as the quality of your own life.

Putin has outsmarted Hillary Clinton and Obama at every single step of the way. Whether it's Syria, you name it. Missiles.

I would describe my look as 'ladylike rock chick.

I love a lot of people, understand none of them.

When I saw a sign on the freeway that said, "Los Angeles 445 miles," I said to myself, "I've got to get out of this lane."

I could pose in fashion commercials as a high society star but politics is a new way of life.

The bottom line is that after we defeat the armed forces of Iraq, that we will want to and need to provide stability throughout that country.