Treatment Without Prevention Is Simply Unsustainable.

Don't Let Complexity Stop You. Be Activists. Take On The Big Inequities. It Will Be One Of The Great Experiences Of Your Lives.

The Nuclear Approach I'm Involved In Is Called A Traveling-wave Reactor, Which Uses Waste Uranium For Fuel. There's A Lot Of Things That Have To Go Right For That Dream To Come True - Many Decades Of Building Demo Plants, Proving The Economics Are Right. But If It Does, You Could Have Cheaper Energy With No Co2 Emissions.

Skype Actually Does Get A Fair Bit Of Revenue.

I've Always Been Interested In Science - One Of My Favourite Books Is James Watson's 'molecular Biology Of The Gene.'

If You Say To People That There's Less Violence Today Than In The Past, They Would Be Stunned To Hear That. But It's The Truth, Even Though We Have Awful Things Happening In Syria Or Sudan.