At each increase of knowledge, as well as on the contrivance of every new tool, human labour becomes abridged.
随着知识的每一次增长,以及每一种新工具的发明,人类的劳动都会得到简化。
人们之所以加入社会是为了保护他们的财产。
透明建立信任,而信任是持久成功的基础。