diff --git a/_config.yml b/_config.yml
index fc47b470cd1..925f24e820c 100644
--- a/_config.yml
+++ b/_config.yml
@@ -16,10 +16,10 @@ timezone: Asia/Shanghai
 
 title: Zwei's Haven # the main title
 
-tagline: 吾生也有涯，而知也无涯  # it will display as the subtitle
+tagline: Life is but a fleeting moment, while history flows on eternally.  # it will display as the subtitle
 
 description: >- # used by seo meta and the atom feed
-  这里是 Zwei 的博客~ 我是一名信息安全专业的大三学生。
+  Zwei的个人博客，技术分享与学习记录。我目前是一名信息安全专业的大三学生。
 
 # Fill in the protocol & hostname for your site.
 # E.g. 'https://username.github.io', note that it does not end with a '/'.
diff --git a/assets/img/Designer.png b/assets/img/Designer.png
index 0e05c97a1ae..4c94150fb85 100644
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diff --git a/assets/img/favicon.jpg b/assets/img/favicon.jpg
deleted file mode 100644
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diff --git a/assets/img/sfawd.jpg b/assets/img/sfawd.jpg
deleted file mode 100644
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