I think the reason children get tired of their toys so soon is just that it is against human nature to be really interested in what is of no use. If you say that a beautiful thing is always interesting, I answer, that a beautiful thing is of the highest use. Is not the diamond that flashes all its colours into the heart of a poet as useful as the diamond with which the glazier divides the sheets of glass into panes for our windows?

The History of Gutta Percha Willie, the Working Genius (1873).