I think [contacting an alien civilization] would be a disaster. The extraterrestrials would probably be far in advance of us. The history of advanced races meeting more primitive people on this planet is not very happy, and they were the same species. I think we should keep our heads low.

If I had to choose a superhero to be, I would pick Superman. He's everything that I'm not.

Scientists have become the bearers of the torch of discovery in our quest for knowledge.

Science can explain the universe without the need for a Creator.

Money is not everything. There's Master card & Visa.

Quiet people have the loudest minds.

The radiation left over from the Big Bang is the same as that in your microwave oven but very much less powerful. It would heat your pizza only to minus 271.3*C - not much good for defrosting the pizza, let alone cooking it.