The Boy Mechanic, vol. 2, page 196
A very simple way to pull a staple is to use the claws of an ordinary carpenter's hammer and a nail, as shown in the sketch. The staple can be removed quickly without being bent, and no damage to the material into which it was driven will result.
“When the soul is once taken up with the things that are of absolute necessity, it will not be much troubled about other things.”
–Jeremiah Burroughs, The Rare Jewel of Christian Contentment