If you go around Colombia or Latin America, without doubt you will find that 80 per cent of the time, you're discussing the past and only 20 per cent about the future.

I say that building peace is like building a cathedral. You have to have a solid base, and then you do it brick by brick. But the process is irreversible. There's no way back.

I think that we are trying to move towards the First World slowly but surely. But we must do a good job for the people left way behind. That's why extreme poverty, for us, is a priority.

It's in the interest of the U.S. to maintain a strong democracy in Colombia.

The tourism industry has considerable potential to be a sustainability role model in its role as a buyer of goods and other services, from building materials and green construction standards to farm produce.

More businesses should be following Apple's stance in encouraging more investment in sustainability.

I don't own designer clothes, or a sports car, or a huge house, but I am seeing the world, experiencing amazing things, and I have become an environmental campaigner.

Once you digitize data, you can actually analyze patterns and relationships in geographic space - relationships between certain health patterns and air or water pollution, between plants and climate, soils, landscape.