Rose-colored glasses describes an optimistic, cheerful way of looking at life. ... Someone who looks at things through rose-colored glasses looks on the bright side, sees the glass half full and looks for a silver lining in all things. He will see the world as a good place.
What does wearing pink glasses mean?
To assume an unduly optimistic and cheerful attitude (toward something); to focus solely or primarily on the positive aspects (of something). Primarily heard in US. Many of us wear rose-colored glasses when we think back to our childhoods.
Why do people wear rose colored lenses?
An article about chicken eyeglasses at Ask.com states “rose-colored lenses are thought to prevent a chicken wearing them from recognizing blood on other chickens, which may increase the tendency for abnormal injurious behavior.