Three of my children married Jewish people. One did not and that marriage didn't last more than half a dozen years or so. The others are still very c….

In a spiral galaxy, the ratio of dark-to-light matter is about a factor of ten. That's probably a good number for the ratio of our ignorance-to-knowl….

Religion is not the most important thing..

Science progresses best when observations force us to alter our preconceptions..

No observational problem will not be solved by more data..

I decided I needed to give up something, so I gave up teaching..

Does Sex Matter? Of course it does. But does it matter enough to Matter? That's a different question..

We became astronomers thinking we were studying the universe, and now we learn that we are just studying the 5 or 10 percent that is luminous..

Science is competitive, aggressive, demanding. It is also imaginative, inspiring, uplifting..

I guess to me religion is a kind of moral code..

It's certainly true that most of my close friends are Jewish..