Sustainability is not a cost - it's the biggest innovation opportunity of our lifetime.

If you have an apple and I have an apple, and we exchange apples, we both still only have one apple. But if you have an idea and I have an idea, and we exchange ideas, we each now have two ideas.

Profit and sustainability are not enemies; they are partners in long-term success.

It's not what you're looking for trouble, but something that you're not sure of, but in fact, it's not.

"Sometimes, the best way to solve a problem is to avoid it altogether."

To write is to give oneself over to the world, to let the world in, and to let it change you.