One thing I had learned from watching chimpanzees with their infants is that having a child should be fun.

At some point, my body will collapse. But I hope that my brain will still be working so that I can carry on with writing.

I love to write - it is a great source of reflection, especially as I continue to meet many new inspiring people.

We can learn to suppress our feelings for other reasons.

We are always talking about how we can get more environmental and humanitarian education. It is about listening to the voice of young people - how they feel, and what would be most meaningful for them.

Every individual matters. Every individual has a role to play. Every individual makes a difference.

We have turned away from the natural world. Instead, it's all about money and power.