Climate change involves fundamental choices about how we want to live and what kind of world we want.

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.

Aim at Heaven and you will get Earth 'thrown in': aim at Earth and you will get neither.

It's weird, huh? It's like the minute you kinda give up control you just know what to do without doing anything.

I was a federal public defender during the most important years of the drug war. I saw people go to jail for nothing, and go to jail for a long time.

God is love. Whoever lives in love lives in God, and God in him.

Maybe rock 'n' roll isn't music. Maybe people just need to be reminded that the world ain't the way they think it is.

Wives rarely fuss about their beauty To guarantee their mate's affection.

No one is coming to save you.

The Queen has done all she could on the dreadful subject of vivisection, and hopes that Mr. Gladstone will speak strongly against such a practice which is a disgrace to humanity.

There is a great streak of violence in every human being. If it is not channeled and understood, it will break out in war or in madness.

This much is certain: We have the power to damage the sea, but no sure way to heal the harm.