because blue-collar jobs are type of jobs that requires a manual labor and no being wealthy
examples of blue-collar jobs are :
Art mirrors the reality and sometimes the visualization of your imaginations. When we say reproach it is an implied criticism or disgrace since it mirrors the reality you tend to get touched or something you as a receiver or the person who looked at the art has your own perspective about it. It's like the saying you'll become what you hated the most because it stays in your thoughts that you'll wake up someday realizing what you became. Just remember the famous saying of Shakespeare "Beauty is in the eye of the beholder."
yung parang may mali dun sa tao na yun na hindi mo maintindihan