Judging | others | makes us | blind

We can judge the heart of a man by his treatment of animals
Don't judge each day by the harvest you reap but by the seeds that you plant
Don’t let mental blocks control you. Set yourself free. Confront your fear and turn the mental blocks into building blocks
For the Desperate Housewives episode, see You Can't Judge a Book by Its Cover (Desperate Housewives). For the song popularized by Bo Diddley, see You Can't Judge a Book by the Cover.
The English idiom "don't judge a book by its cover" is a metaphorical phrase which means "you shouldn't prejudge the worth or value of something, by its outward appearance alone
In George Eliot's The Mill on the Floss (1860), Mr Tulliver uses the phrase in discussing Daniel Defoe's The History of the Devil, saying how it was beautifully bound.
The preceding version was then publicised by the 1946 murder mystery novel by Edwin Rolfe and Lester Fuller, Murder in the Glass Room, in the form of "You can never tell a book by its cover
All that glitters is not gold
Bookbinding
Face value
Prima facie
Fahrenheit 451