"You’ve got about as much charm as a dead slug."
合作是关键——政府、企业和社区必须共同努力,实现可持续的森林管理。
可持续性不是一种趋势;它是我们对后代的责任。
物联网的未来在于无缝连接和以用户为中心的设计。
The value of a commodity, or the quantity of any other commodity for which it will exchange, depends on the relative quantity of labor which is necessary for its production, and not on the greater or less compensation which is paid for that labor.
Everyone is in favor of free speech. Hardly a day passes without its being extolled, but some people's idea of it is that they are free to say what they like, but if anyone else says anything back, that is an outrage.