Blue links lead to the fully translated html versions of the page, purple links lead to pages whose start pages (as well as introductions and tables of contents at least) are already set up, green links lead to extern sites, grey means that no file is available yet).
/Notes in this color and between two / are from the operator of the German mirror site and translator/.
Here is the appearance of the "dragon fruit" after it has been peeled and prepared for eating. In appearance, inside, it reminds me of cotton wool sprinkled with poppy seeds. In fact, in eating it tastes somewhat like "wet, soft cotton wool" devoid of any flavor.