Sustainability isn't an option—it's a necessity if we want to feed a growing population without destroying our planet.

罗素说：快乐生活

消费者，据说就是国王……每个人都是选民，用钱作为选票来完成他想做的事情。

Psychology must show how mind serves the needs of the organism.

我决定既然我要下地狱，那就彻底一点。