A painting is finished when the idea has disappeared.

可持续发展不再是选择，而是任何希望长期繁荣的企业的必需品。

It is remarkable how much long-term advantage people like us have gotten by trying to be consistently not stupid, instead of trying to be very intelligent.

可持续性不仅仅是植树；它是为了正确的理由在正确的地方种植正确的树木。