My father always used to say, "Don't raise your voice. Improve your argument."

Twenty-five years ago people could be excused for not knowing much, or doing much, about climate change. Today we have no excuse. No more can it be dismissed as science fiction; we are already feeling the effects.

Anything war can do, peace can do better.

The fossil reserves that have already been discovered exceed what can ever be safely used. Yet companies spend half a trillion dollars each year searching for more fuel. They should redirect this money toward developing clean energy solutions

We are each made for goodness, love and compassion. Our lives are transformed as much as the world is when we live with these truths.

People will use their religion to justify virtually anything.

We struggled against apartheid because we were being blamed and made to suffer for something we could do nothing about. It is the same with homosexuality. The orientation is a given, not a matter of choice. It would be crazy for someone to choose to be gay, given the homophobia that is present.