We may as well cut out group theory. That is a subject that will never be of any use in physics.
James JeansThe stream of knowledge is heading towards a non-mechanical reality; the universe begins to look more like a great thought than like a machine. Mind no longer appears to be an accidental intruder into the realm of matter...we ought rather hail it as the creator and governor of the realm of matter.
James JeansThe human race, whose intelligence dates back only a single tick of the astronomical clock, could hardly hope to understand so soon what it all means.
James Jeans