Except in mathematics, the shortest distance between point A and point B is seldom a straight line. I don't believe in mathematics.
Albert EinsteinI was sitting in a chair in the patent office at Bern when all of a sudden a thought occurred to me: "If a person falls freely he will not feel his own weight." I was startled. This simple thought made a deep impression on me. It impelled me toward a theory of gravitation.
Albert Einstein