Someday we shall look back on this dark era of agriculture and shake our heads. How could we have ever believed that it was a good idea to grow our food with poisons?

If harsher laws are put in place, less will dare to break them.

Most Africans don't get to see these wild animals at all. Once they see and learn about them, they are much more likely to become involved in protecting the environment.

Surely it should be a matter of moral responsibility that we humans, different from other animals mainly by virtue of our more highly developed intellect and, with it, our greater capacity for understanding and compassion, ensure that medical progress slowly detaches its roots from the manure of non-human animal suffering and despair.

Researchers find it very necessary to keep blinkers on. They don't want to admit that the animals they are working with have feelings.

I believe that we have more capability than any other creature to control our biological inheritance - and we do so most of the time.

Your life matters. You can't live through a day without making an impact on the world. And what's most important is to think about the impact of your actions on the world around you.