Spreading an idea is hard work.

There is a yearning for people to return to elementary moral virtues, such as integrity and commitment. We distrust people who have no centering of values. We greatly respect businessmen, for example, if they display those virtues, even if we don't necessarily agree with the people.

All over the world, social innovation is tackling some of the most pressing problems facing society today - from fair trade, distance learning, hospices, urban farming and waste reduction to restorative justice and zero-carbon housing. But most of these are growing despite, not because of, help from governments.

The once-science-fiction notion of hyper-connectivity - where we are all constantly connected to social networks and other bubbling streams of digital data - has rapidly become a widespread reality.

The most important innovators often don't need any technologies - just imagination and acute sensitivity to people's needs.

Lots of creativity is and should be solitary.

Before the Second World War, L'Oreal in France was an active supporter of the French fascists. The cosmetic group's founder Eugene Schueller was an active member of the 'Cagoule' group, committed to the violent overthrow of the Third Republic, and hosted meetings at Oreal headquarters.