When we measure corporate performances, we don’t include our impacts on nature and what our business costs society. That has to stop.

Source: "Put a Value on Nature!" TEDGlobal 2011. Jul. 2011. Conference Presentation. Additional Information: This quote means that when assessing companies' success, we only measure their profits and losses; we don't factor in what they are costing the environment, that is, their negative impact on nature's "assets" -- such as clean air, water, and other resources. The problem, explains Pavan Sukhdev in the TED Talk this quote is from, is that our society does not value nature, or "natural capital," the way that we should. Watch the full TED Talk here: Pavan Sukhdev - Put a Value on Nature!