Split your own wood, and it will warm you twice. – Old New England Saying

Are the tools without, which the carpenter puts forth his hands to, or are they and all the carpentry within himself; and would he not smile at the notion that chest or house is more than he? – C.A. Bartol, The Rising Faith, Chapter XI: Personality, 1873

Lang or ye cut Balkland wood with a pen knife. – Scottish proverb, said when people work with improper tools, c.1500s

Put your soul into your work, not your hand… – State Safety News, September 1916, published by the University of Arizona Bureau