""Speculation Or A Defense Of Mankind: A Poem"" is a work of poetry written by Christopher Anstey and first published in 1780. The poem is an exploration of the nature of human existence and the role of speculation in shaping our understanding of the world. Anstey argues that speculation is an essential part of human nature and that it is through our ability to imagine and speculate that we are able to make progress and achieve great things. The poem...