I am very, very incredulous about what I see. I can't throw caveats in. I don't make blanket statements.

We are not alone in the universe. They have been coming here for a long time.

There are no unnatural or supernatural phenomenon, only very large gaps in our knowledge of what is natural... we should strive to fill those gaps of ignorance.

Undoubtedly we will go on to Mars in due course, provided we don't blow ourselves up with our stupidities in the short run. That's a possibility, too.

In my opinion, fundamentalist Christians are just as bad as fundamentalist Islam and, at the very core, neither religion is like that.

We have what is happening as a result of the current administration in our country, which I think has taken us in a totally wrong direction, postulating totally wrong things.

We're not on a sustainable path in civilization. We're on an exponential growth curve, on which we perhaps always have been, but it has turned up sharply at the beginning of the 20th century.