In a world of scarce resources, globalization without new technology is unsustainable. Votes: 0
Peter ThielEconomic growth without investment in human development is unsustainable - and unethical Votes: 0
Amartya SenIf we pass on an unsustainable environment to our children we have failed them. Votes: 0
Lewis GordonBeing a high school teacher was wonderful, but unsustainable: I needed a way out. Votes: 0
Garth Greenwell