John Ruskin,
The Ethics of the Dust — Lecture 4
(1875)
“ LILY. We looked at the books about crystals, but they are so dreadful.L. Well, Lily, we must go through a little dreadfulness, that's a fact: no road to any good knowledge is wholly among the lilies and the grass; there is rough climbing to be done always. But the crystal-books are a little TOO dreadful, most of them, I admit; and we shall have to be content with very little of their help. You know, as you cannot stand on each other's heads, you can only make yourselves into the sections of crystals,--the figures they show when they are cut through ”
