Lincoln made mistakes. Roosevelt made mistakes. Eisenhower made mistakes. The Battle of the Bulge was the biggest intelligence failure in American military history, much bigger than any in Vietnam or now. We didn't know that the Soviets were moving 400,000 or 500,000 troops. We missed it.

Our safety requires a long-term military presence in the Middle East because that's where the plans to attack us are emanating.

There are terrible, terrible memories of September 11th, things that I saw, people that I lost, the devastation, the identification of bodies. I mean, all these memories come back to you at different times. And then the other side of it this tremendous response with the firefighters and the police officers saving people, the rescue workers.

Blacks commit murder eight times more per capita than any other group in our society. If I had put all of my police officers on Park Avenue and none in Harlem, thousands and thousands more blacks would've been killed during the eight years that I was mayor.

The success of the young entrepreneur will be the key to India's transformation in the new millennium.

Going to Watford at such a young age and leaving everyone behind and being around new people was very different for me. Adapting was a challenge. I was staying in a boarding school and in a different culture that I wasn't used to. It was very hard to adapt, build confidence and change my attitude.

A country's economic growth may be defined as a long-term rise in capacity to supply increasingly diverse economic goods to its population, this growing capacity based on advancing technology and the institutional and ideological adjustments that it demands.

City farming is not only possible, it is the very definition of the kind of meaningful, sustainable innovation we will need to meet the grand challenges of the 21st century: climate change; population growth; ageing population; urbanization; rising demand for energy, food and water; poverty; and access to healthcare.