His first treatise, a book called De Cive, or De Cive, depending on how you pronounce it, On the Citizen, was published in 1642, and it was a kind of draft version of Leviathan that was published almost a decade later, again in 1651.

他第一篇论文，叫De，Cive的书，意思就是《论人》,1642年出版，这也算是《利维坦》的草稿版本,而《利维坦》几乎在10年以后，1651年才出版。

耶鲁公开课 - 政治哲学导论课程节选