Yet now the industrialized world is moving away from fossil fuels and moving towards renewable sources of energy. And because we have not invested so much into education, we don't have the technology and sometimes we don't even have the capital to buy this technology.

You have to know yourself, and that once you know yourself, then you cannot be bound by - because sometimes we are bound by other people's thoughts, because we are not sure about ourselves. But once you know yourself... I guess it is really an expression of the biblical statements that the truth will make you free! When you know, then you are free, your mind is free.

First of all, farmers should work with universities and research institutions in the country, and hopefully with the government.

We owe it to ourselves and to the next generation to conserve the environment so that we can bequeath our children a sustainable world that benefits all.

I think what the Nobel committee is doing is going beyond war and looking at what humanity can do to prevent war. Sustainable management of our natural resources will promote peace.

We can love ourselves by loving the earth.

Human rights are not things that are put on the table for people to enjoy. These are things you fight for and then you protect.