Sustainability can't be like some sort of a moral sacrifice or political dilemma or a philanthropical cause. It has to be a design challenge.
- Bjarke Ingels

When sustainability is viewed as being a matter of survival for your business, I believe you can create massive change.
- Cameron Sinclair

You can make a lot of speeches, but the real thing is when you dig a hole, plant a tree, give it water, and make it survive. That's what makes the difference.
- Wangari Maathai