How much art and science, and what attention, what care is necessary to render the sun-beams which are imprisoned in a tiny polyhedron of pure carbon, brilliant and sparkling! – Charles Blanc, Art in Ornament and Dress, 1875, translated from French

There are many sham diamonds in this life which pass for real, and vice versa. – William Makepeace Thackeray

Flowers that are so pathetic in their beauty, frail as the clouds, and in their coloring as gorgeous as the heavens, had through thousands of years been the heritage of children – honored as the jewelry of God…. – Thomas De Quincey

All the luminous the coloured spectacles which the world in the immensity of space can offer us, nature has produced in miniature amongst precious stones. – Charles Blanc, Art in Ornament and Dress, 1875, translated from French