A point, like a joke, is a terrible thing to miss.

So there's nothing more vulgar than the sound of someone saying, God Bless America, someone who doesn't really believe it, but he thinks it will make him look good to other people. I think it's the most nauseating spectacle.

In order to terminate a pregnancy, you have to still a heartbeat, switch off a developing brain.

We owe a huge debt to Galileo for emancipating us all from the stupid belief in an Earth-centered or man-centered (let alone God-centered) system. He quite literally taught us our place and allowed us to go on to make extraordinary advances in knowledge.

I don't think the war in Afghanistan was ruthlessly enough waged.

Hero­ism breaks its heart, and ide­al­ism its back, on the intran­si­gence of the cred­u­lous and the mediocre, manip­u­lated by the cyn­i­cal and the corrupt.

Religion has been an enormous multiplier of tribal suspicion and hatred.