New Delhi, Jan. 10 -- As technology, travel and other forces are bringing the world together, said ex-UK prime minister Tony Blair, it is important to understand the different types of people we meet. "What you don't understand, you fear and what you fear, you dislike," he warned.

Blair was speaking to schoolchildren and teachers at the Tagore International School in East of Kailash, one of 200 Indian schools that are part of his Institute for Global Change's Generation global programme.

The programme promotes intercultural dialogue between students in nearly 40 countries to avert the frictions that Blair believes globalization can cause between people.

The children at the Tagore school, for example, video conference regularly with their...