That at the base of all societies there has to be a labor system that will support the possibility of Plato.

在所有社会的基础上,必须有一个劳动制度,一个能供柏拉图施展他才华的制度

耶鲁公开课 - 美国内战与重建课程节选

John Coltrane John Coltrane I got a whole chapter on Coltrane I should not forget him.

比如,这本书中有一章都是关于他的,我必须提他，还有他的。

普林斯顿公开课 - 人性课程节选

He has to have some other expression for it.

他必须有一些别的关于它的表达。

麻省理工公开课 - 固态化学导论课程节选

He carves down the forest, he begins to cultivate the land and he declares what you got to have for success in the South is "A house, some land and some niggers."

他命令奴隶们砍倒树木,他开始翻耕这片土地,同时他声称,在南方,成功就必须要有,"一栋房子,一片土地和一些黑奴"

耶鲁公开课 - 美国内战与重建课程节选

Now, he has to have an idea.

但他必须有个规划

耶鲁公开课 - 古希腊历史简介课程节选