We will have to be very vigilant that young female scientists have the same opportunities as their male colleagues.

From a scientific point of view, our mission is to seek answers to the fundamental questions about the universe. Many are open - we don't know about dark matter, which accounts for a quarter of the universe's matter, nor do we know why there's antimatter.

CERN is a centre of scientific excellence and a source of pride and inspiration for physicists from all over the world, a cradle for technology and innovation, and a shining concrete example of scientific cooperation and peace.

For me, my home is a peaceful place where I can rest, and it gives me back energy.

Every known fact in natural science was divined by the presentiment of somebody, before it was actually verified.

Being a Christian, I'm eager to introduce people to Jesus. I just don't think I should do it in the science classroom.

Climate change - for so long an abstract concern for an academic few - is no longer so abstract. Even the Bush administration's Climate Change Science Programme reports 'clear evidence of human influences on the climate system.'

Science is like a love affair with nature; an elusive, tantalising mistress. It has all the turbulence, twists and turns of romantic love, but that's part of the game.