Beat your plowshares into swords, and your pruning hooks into spears; let the weakling say, "I am a warrior." (Joel 3:9-10) The first thing to look at when interpreting small portions of scripture is the fuller context, but . However, Smiths book doesnt cite a source for the quote, and there doesnt appear to be any official record of Jefferson saying it.The Thomas Jefferson Foundation, which owns more than 2,500 acres of Jeffersons original 5,000-acre plantation, Monticello, and overseas preservation and education about Jeffersons legacy has scoured records and concluded, We have not found any evidence that Thomas Jefferson said or wrote (the quote).So, given the lack of any official records of Thomas Jefferson having said, Those who hammer their guns into plows will plow for those who do not, were ruling this one as a case of incorrect attribution.. Then his tone changed as he reminisced about how happy hed felt, recently, listening to children at play in a park near his home. Guns into Plowshares. Why squander resources on military capacity to burn other peoples homes and cities, through use of nuclear and conventional weapons? -- Nadav Har'El -- Nadav Har'El's E-mail Signature Quotes Isaiah 2:3-4.