“There is no jesting with edge tools.”
            Act IV, scene vii. 
The Little French Lawyer (c. 1619–23; published 1647)
        
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John Fletcher 52
English Jacobean playwright 1579–1625Related quotes
                                        
                                        Originally written for a poster advertising an Apollinaire exhibition at the ICA in 1961 or 1962, and there titled "Apollinaire Said".  The poem is therefore often misattributed to Guillaume Apollinaire.  (Source: Quote…Unquote Newsletter, July 1995, p. 2). 
Source: "Come to the Edge", from New Numbers (London: Jonathan Cape, 1969) pp. 65-66.
                                    
                                        
                                        Christopher Logue's poem "Come to the Edge" from New Numbers (London: Cape, 1969) pp. 65-66.  It was originally written for a poster advertising an Apollinaire exhibition at the ICA in 1961 or 1962, and was titled "Apollinaire Said"; hence it is often misattributed to Apollinaire (Source: Quote…Unquote Newsletter, July 1995, p. 2). 
Misattributed
                                    
“Man is a tool-using animal…Without tools he is nothing, with tools he is all.”
                                        
                                        Bk. I, ch. 5. 
1830s, Sartor Resartus (1833–1834)
                                    
“Men have become the tools of their tools.”
Source: 1960s - 1980s, MANAGEMENT: Tasks, Responsibilities, Practices (1973), Part 2, p. 513
                                        
                                        p10, 3rd principle of the 12 Principles of EPIC 
I, Governor of California and How I Ended Poverty (1933)
                                    
                                        
                                        On Italy, as reported in  "Italy on 'edge of abyss', says Silvio Berlusconi, offering a hand" in The Guardian (9 December 2012) http://www.guardian.co.uk/world/2012/dec/09/italy-edge-abyss-silvio-berlusconi 
2012
                                    
“Knowledge is a tool, and like all tools, its impact is in the hands of the user.”
Source: The Lost Symbol