For me, the meaning of life is pretty clear: Living things strive to pass their genes into the future.

I abandoned my religious teachings after I read the Bible twice - cover to cover. It took me a couple of years.

The more you find out about the world, the more opportunities there are to laugh at it.

I've got no problem with anybody's religion. But if you go claiming the Earth is only 10,000 years old, that's just wrong.

Everyone, red state, blue state, everyone supports space exploration.

The information you get from social media is not a substitute for academic discipline at all.

History is but the record of the public and official acts of human beings. It is our object, therefore, to humanize our history and deal with people past and present; people who ate and possibly drank; people who were born, flourished and died; not grave tragedians, posing perpetually for their photographs.