When I sat down to make a list of characters in history who exhibited curiosity, most were women. I thought it was sheer accident, and then I began to wonder.

The range of weapons at the disposal of military powers is terrifying in its capacity to damage the world and its inhabitants, perhaps even to bring humanity's long story to its end.

If we do not, as historians, write the history of great events as well as the small stories that make up the past, others will, and they will not necessarily do it well.

You shouldn't expect people in the past to do things they couldn't have done.

The Time to Succeed Coalition brings together an unprecedented group of leaders from education and business, communities and academia to say that it is time to strike the shackles of an outdated school calendar from our disadvantaged schools.

How could I get up there and say, 'People, we've got to do better,' when I was the poster child for everything that was wrong? I've always believed leaders don't ask others to do what they're unwilling to do.

There is a new model of leadership in the world that rides on the premise that every single person in the organisation can be a leader. Titles are important for structure and order, but real power does not come from titles.

Almost the only persons who may be said to comprehend even approximately the significance, principles, and purposes of Socialism are the chief leaders of the extreme wings of the Socialistic forces, and perhaps a few of the money kings themselves.