The concern around probable questions, which in a sense have been hidden, will grow around the world and the matter is critical, the reason we are doing all this is so we can respond correctly to what is reported to be a major catastrophe on the African continent.

One of the things that became clear, and which was actually rather disturbing, was the fact that there was a view which was being expressed by people whose scientific credentials you can't question.

I get a sense that we've all been educated into one school of thought. I'm not surprised at all to find among the overwhelming majority of scientists, are people who would hold one particular view because that's all they're exposed to.

We are not being arrogant or complacent when we are said that our country, as a united nation, has never in its entire history, enjoyed such a confluence of encouraging possibilities.

I strongly believe that fundamental science cannot be driven by instructional, industrial, governmental or military pressures. This was the reason why I decided, as far as possible, not to accept money from the government.

Freedom Summer, the massive voter education project in Mississippi, was 1964. I graduated from high school in 1965. So becoming active was almost a rite of passage.

Our Constitution exists to secure individual freedom, the essential condition of human flourishing. Liberty is not provided by government; liberty preexists government. It's our natural birthright, not a gift from the sovereign. Our founders upended things and divided power to enshrine a promise, not a process.

Baltimore is a city of possibility, and we've got to challenge the traditional pathways of politics and politicians who lay those paths.