Inclusive, good-quality education is a foundation for dynamic and equitable societies.

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.

I've never doubted that apartheid - because it was of itself fundamentally, intrinsically evil - was going to bite the dust eventually.

We can arrive at better solutions to any problem or pain together, than we can by ourselves. The beauty of the modern age is that you are able to source answers, and sometimes the genius is in the combination of ideas and energy that does not reside in only one person.

I think it is a good exercise to ask oneself, "How would I have wanted to be treated?"

My humanity is bound up in yours, for we can only be human together.

We have an incredible capacity for the worst possible evil, all of us, it was that we also have this incredible capacity for good. And that is why we are all of us appalled when something bad happens. Because if the bad was the norm, we would just shrug our shoulders and say "well tough luck, this is how the cookie crumbles" kind of thing but none of us does that.