Lever a place to stand, and I shall move the Earth with it' is a remark of Archimedes who formally stated the correct mathematical principle of levers (quoted by Pappus of Alexandria). It is assumed that in ancient Egypt, constructors used the lever to move and uplift obelisks weighing more than 100 tons. A lever is a beam connected to ground by a hinge, or pivot, called a fulcrum. The ideal lever does not dissipate or store energy, which means there is no friction in the hinge or bending in the beam. In this case, the power into the lever equals
The World Was Wide Enough The World Was Wide Enough "The World Was Wide Enough" is the penultimate song from Act 2 of the musical "Hamilton", based on the life of Alexander Hamilton, which premiered on Broadway in 2015. Lin-Manuel Miranda wrote both the music and lyrics to the song. The song recounts the events of the 1804 duel in Weehawken, New Jersey between then–Vice President Aaron Burr and former Secretary of the Treasury Alexander Hamilton. The song begins in Burr's perspective. Burr states ten facts about the duel as a reprise of "Ten Duel Commandments" plays, before shooting Hamilton as his opponent throws away