diff --git a/index.html b/index.html
index fc5fa15..662028e 100644
--- a/index.html
+++ b/index.html
@@ -25,19 +25,21 @@
   <div class="home p-contact contact h-card vcard">
     <pre>
 (let ((name "dongdigua")
-      (blog "<a href=posts>posts/</a>")
-      (feed "<a href=feed.xml>feed.xml</a>")
+      (blog "<a href=https://dongdigua.github.io/posts>posts/</a>")
+      (feed "<a href=https://dongdigua.github.io/feed.xml>feed.xml</a>")
       (github "<a href=https://github.com/dongdigua>@dongdigua</a>")
-      (payment "<a href=xmr.txt>monero</a>")
-      (pgp "<a href=pgpkey.txt>0x56CEE157C9F5334F</a>")
+      (payment "<a href=https://dongdigua.github.io/xmr.txt>monero</a>")
+      (pgp "<a href=https://dongdigua.github.io/pgpkey.txt>0x56CEE157C9F5334F</a>")
       (interests
        '("computer science"
          "cyber security"
          "GeoGebra"
          "Minecraft redstone survival"
          "anime"
-         (Lost (In (Superfluous (Parentheses))))))))
+         (Lost (In (Superfluous (Parentheses)))))))
+      (random-quote
+      "<span id="quote"></span>"))
     </pre>
   </div>
 </body>
-
+<script src="./js/random-quote.js"></script>
diff --git a/js/random-quote.js b/js/random-quote.js
new file mode 100644
index 0000000..6a406aa
--- /dev/null
+++ b/js/random-quote.js
@@ -0,0 +1,12 @@
+var data = [
+    "富强民主闻名和谐, 自由平等公正法治, 爱国敬业诚信友善",
+    "解放思想, 实事求是, 与时俱进",
+
+    "You are not alone",
+    "The internet is FULL, go away!",
+    "May the --force be with you",
+    "Software that sucks less",
+];
+
+var index = Math.floor((Math.random() * data.length));
+window.document.getElementById("quote").innerHTML = data[index];
diff --git a/p2p_chat.md b/p2p_chat.md
index 1f672ed..ba9f739 100644
--- a/p2p_chat.md
+++ b/p2p_chat.md
@@ -17,7 +17,7 @@
 - rsa 非对称加密
 - UDP 打洞<br>
 整个思路来源都是从这两个视频来的:<br>
-[使用 Netcat 的原理讲解](https://www.youtube.com/watch?v=s_-UCmuiYW8) & 
+[使用 Netcat 的原理讲解](https://www.youtube.com/watch?v=s_-UCmuiYW8) &
 [使用 Python 实现 p2p 通信](https://www.youtube.com/watch?v=IbzGL_tjmv4)<br>
 我的理解就是通过发送 UDP 包打开一个端口，<br>
 然后将两个需要发消息的客户端相互告诉对方各自的公网 IP 以及映射到的端口，就能实现 p2p 通信。<br>
@@ -279,7 +279,7 @@ defmodule Server do
 
     case find_peer(user_data) do
       nil -> add_peer(user_data)
-      {{peer0, msg0}, {peer1, msg1}} ->
+      { {peer0, msg0}, {peer1, msg1} } ->
         :gen_udp.send(socket, peer0, msg0)
         :gen_udp.send(socket, peer1, msg1)
     end