"Give me a fulcrum, and I shall move the world"
Archimedes, by Domenico Fetti, 1620
Public DomainArchimedes, by Domenico Fetti, 1620 - Credit: wikimedia commons

 Archimedes was a 3rd century BC Greek mathematician, physicist, engineer and inventor. When describing how a lever works he famously said that if he were given a lever long enough and a fulcrum on which to place it, he could move the world.

Archimedes' Lever
Public DomainArchimedes' Lever - Credit: Mechanics Magazine, 1824