Fundamentally, Lady Macbeth fears Macbeth's sense of honor in preventing him from killing Duncan. She discloses her desire for power and in doing so, the reader/ audience understands how Macbeth is not comfortable in doing what is being asked of him.
Who invented the first car? The first car invented and built in 1885 and unveiled in 1886 by Karl Benz. The first car, Benz Patent Motorwagen, is the first car ever made in history powered by gasoline with an engine motorized by an internal combustion.
Doesn't that qualify to become the first car ever made? While many people regard Benz's invention as the first car invented, others are of the opinion that it was a three wheeled vehicle which meant that it didn't fit in the definition of a car. That being said, the first proper car was developed only in 1889.