Yiddish: Therefore all cats go barefoot.

A mocking response to non sequitur, or a nonsensical explanation of something that doesn't need explaining.   SOURCE: Feinsilver, The Taste of Yiddish.

דעריבער גייען אַלע קעץ באָרוועס.

Deriber geyen ale kets borves.

Therefore all cats go barefoot.