you should've just said don't judge a book by it's cover or something, anyways,
They are on the same basic principle, but judging a book by it's cover is more so prejudice while looking through windows is often more so ignorant, in conjunction with being prejudice and presumptuous.
why did you capitalize ginratina? if it isn't your name you don't need to capitalize it
It still is a name, however. Proper noun, silly. :3
