Below are the best quotes we could find on Sustainability.

Sustainability is the philosophy and practice of using resources in a manner that will preserve their supply perpetually into the future. It prioritizes the inherent value of complex and delicate environmental systems while recognizing the human need for consumable products, as well as more abstract economic and political considerations. Advocates of sustainability promote regulations, protections, and behavior shifts on a large social scale, as well as individual habits that reduce our detrimental impact on our surroundings, aiming for a balanced relationship between ourselves and our world.