Education is the best economic policy there is.

The big issue of our time is trying to deal with extremism based on a perversion of religion and how you get peaceful coexistence between people of different faiths and cultures.

In April 1991, after the Gulf war, Iraq was given 15 days to provide a full and final declaration of all its WMD.

When my parents were growing up the world's population was under three billion. During my children's lifetime, it is likely to exceed nine billion. You don't need to be an expert to realise that sustainable development is going to become the greatest challenge we face this century

I think social media is a revolutionary phenomenon all in itself.

For me, 9/11 was a game changer. It altered my perception of the security threat we faced. I took the position that Britain should be shoulder to shoulder with the U.S. It was a big decision; I didn't take it lightly, or in ignorance of its consequences. It's a big commitment for a country to give, but I believed it was the right thing to do.

I haven't got the time to sit here arguing with someone whose idea of a coherent foreign policy is what comes up in Google when you type in peace!