贪得者，身富而心贫；知足者，身贫而心富。
翻译：物质的富足填补不了精神的空虚，真正的富有是内心的充盈，知足方能常乐。
可持续性不仅仅是一个选择；它是我们业务未来的必要条件。
The universe we observe has precisely the properties we should expect if there is, at bottom, no design, no purpose, no evil, no good, nothing but blind, pitiless indifference.