diff --git a/aliases/general.aliases.sh b/aliases/general.aliases.sh
index c37b2b9..90b3ddc 100644
--- a/aliases/general.aliases.sh
+++ b/aliases/general.aliases.sh
@@ -1,6 +1,12 @@
 #! bash oh-my-bash.module
-#  ---------------------------------------------------------------------------
+#------------------------------------------------------------------------------
+# Note on copyright (2022-08-23): The aliases defined in this file seems to
+# originally come from a blog post [1].  See also the comments in lib/base.sh.
 #
+# [1] Nathaniel Landau, "My Mac OSX Bash Profile",
+#     https://natelandau.com/my-mac-osx-bash_profile/, 2013-07-02.
+#
+#------------------------------------------------------------------------------
 #  Description:  This file holds all general BASH aliases
 #
 #  For your own benefit, we won't load all aliases in the general, we will
@@ -9,7 +15,7 @@
 #  If you are looking for the more sexier aliases, we suggest you take a look
 #  into other core alias files which installed by default.
 #
-#  ---------------------------------------------------------------------------
+#------------------------------------------------------------------------------
 
 #   -----------------------------
 #   1.  MAKE TERMINAL BETTER
diff --git a/lib/base.sh b/lib/base.sh
index cc92e91..da7f857 100644
--- a/lib/base.sh
+++ b/lib/base.sh
@@ -1,5 +1,15 @@
 #! bash oh-my-bash.module
-#  ---------------------------------------------------------------------------
+#------------------------------------------------------------------------------
+# Note on copyright (2022-08-23): The contents of this file seems to have been
+# originally introduced in a blog post [1].  The author also put it on Gist
+# [2]. The blog post says "feel free to take whatever", but the license is not
+# explicitly specified.  Aliases are moved to general.aliases.sh.
+#
+# [1] Nathaniel Landau, "My Mac OSX Bash Profile",
+#     https://natelandau.com/my-mac-osx-bash_profile/, 2013-07-02.
+# [2] https://gist.github.com/natelandau/10654137
+#
+#------------------------------------------------------------------------------
 #
 #  Description:  This file holds all base BASH functions
 #
@@ -16,7 +26,7 @@
 #
 #  X.   Reminders & Notes
 #
-#  ---------------------------------------------------------------------------
+#------------------------------------------------------------------------------
 
 #   -----------------------------
 #   1.  MAKE TERMINAL BETTER