One of the lessons of history is that even the deepest crises can be moments of opportunity. They bring ideas from the margins into the mainstream.

Learning isn't something you should only do solo.

As with products on supermarket shelves, the public has a right to know where their financial products and services come from.

Lots of creativity is and should be solitary.

Democracy isn't solely about polite conversations in parliaments. It needs to be continually refreshed with raw passions, anger and ideals.

I can think of nothing worse than a think-tank where everybody agreed.

Young people who were relaxed about posting every detail of their life on Facebook become a lot less relaxed when they realise just how transparent their life has become to future employers.