It's the need for change that drives us to join forces with our brothers and sisters all around the world - but change is slow.

I may sing the same songs for over 40 years now but I always sing them in different ways in order to keep the excitement and passion alive.

On Memorial Day, I don't want to only remember the combatants. There were also those who came out of the trenches as writers and poets, who started preaching peace, men and women who have made this world a kinder place to live.

Having lived in the arid deserts of Southern California since the 1970s, my interest in water conservation is a very personal concern. Water! The source of life! Some people are squandering the world's most precious resource while others have too little clean water to drink.

OK, I've had a life of sort of success, some people know who I am but a lot of people don't. I feel the need to change that still.

I always wanted to be a Californian. In my wildest dreams, I always liked California - it's the place where oranges grows on trees! Fruit just falls off the trees.

Eventually I would like to reach the stage where I don't have to write about love and kisses and all that stuff. I wish I could write about really ultimate things. That's where I think all of us want to go, really. All the groups seem to be heading towards a kind of pop music that deals with ultimate things.