Governance society should be based on this common interest. People always want to be happy, but people don't always look happy.
治理社会就应当完全根据这种共同的利益。人们总是愿意自己幸福，但人们并不总是能看清楚幸福。
Use， do not abuse...Neither abstinence nor excess ever renders man happy.
艺术应该让舒适者不安，让不安者舒适。
Mental phenomena are best understood as bridges between environmental demands and organismic responses.
The minerals we extract today must serve the needs of future generations as well.
The natural and moral world is the two-fold object of man's rational care.
Collaboration, not competition, will save our forests.
心理现象只能通过它们对行动的后果来理解。