MacTutor
The essential fact is that all the pictures which science now draws of nature, and which alone seem capable of according with observational facts, are mathematical pictures.
From the intrinsic evidence of his creation, the Great Architect of the Universe now begins to appear as a pure mathematician.
We may as well cut out the group theory. That is a subject that will never be of any use in physics.
... nature seems very conversant with the rules of pure mathematics, as our mathematicians have formulated them in their studies, out of their own inner consciousness and without drawing to any apppreciable extent on their experience of the outer world.
We have already considered with disfavour the possibility of the universe having been planned by a biologist or an engineer; from the intrinsic evidence of his creation, the Great Architect of the Universe now begins to appear as a pure mathematician.
... to many it is not knowledge but the quest for knowledge that gives greater interest to thought -- to travel hopefully is better than to arrive.