add nancy mclean quote

data/quotes.json

@@ -686,6 +686,16 @@
       "link": "https://www.aaronswartzday.org/pacer-project-explained/",
       "tags": [
         "piracy", "copyright", "capitalism", "PACER"]
+    },
+    {
+      "author": "Nancy Isenberg",
+      "quote": "The same self-made man who looked down on white trash others had conveniently chosen to forget that his own parents escaped the tar-paper shack only with the help of the federal government. But now that he had been lifted to respectability, he would pull up the social ladder behind him.",
+      "citation": "White Trash: The 400-Year Untold History of Class in America",
+      "link": "https://bookshop.org/a/92876/9780143129677",
+      "tags": [
+        "class"
+      ]
     }
   ]
-}
+}
+