I think it is true that you can eat extremely healthy food at McDonald's, and you can eat amazingly badly at Chipotle.

It is not possible to assert publicly that Monsanto is anything other than venal without being accused of being a sellout, a fraud, or worse.

Daily vitamins are of no value.

I think it's too soon to say that, and I think, basically - most of the people that I ran across and most of the studies that I saw suggest people don't go to McDonald's to eat healthy food. They go to eat fries and cheeseburgers.

I started to write about science and medicine at the Washington Post, in the early days of the AIDS epidemic.

Benjamin Franklin refused to have one of his children vaccinated against smallpox. The four-year-old boy died, and Franklin wrote later of how mistaken he was to expose him to the needless risk.

In the Internet age, with the screaming on the radio, etc., it is hard to know what to believe and who is informed and who is not.