Update quotes

backend/quotes.json

@@ -421,5 +421,14 @@
   },
   {
     "quote": "You draw out of the world what you put into it.\n\nWant to attract reliable people? Be reliable.\nWant to attract trustworthy people? Be trustworthy.\nWant to attract welcoming people? Be welcoming.\nWant to attract exceptional people? Be exceptional."
+  },
+  {
+    "quote": "The key is to enjoy hanging out on the edge. That is, you find it interesting to attempt things one step beyond where you are right now. It could be the edge of your ability or the edge of your knowledge or the edge of your network.\n\nIf you reach — but just a little — and you do it every week, then you’ll take on challenges that are manageable enough that you win most of the time, but meaningful enough that you improve as well."
+  },
+  {
+    "quote": "Your biological age is the number of days you’ve lived.\n\nYour psychological age is the number of thoughts you’ve entertained.\n\nYour sociological age is the number of contributions you’ve made."
+  },
+  {
+    "quote": "Two simple rules:\n\nYou get better at what you practice.\nEverything is practice.\n\nLook around and you may be surprised by what people are “practicing"
   }
 ]