Stop spending so much time trying to prove what you already know to people who don't really matter. It just makes you look insecure and lacking self-confidence. Karen E. Quinones Miller More Quotes by Karen E. Quinones Miller More Quotes From Karen E. Quinones Miller Don't be so defensive and afraid to be proven wrong that you miss the opportunity to learn from your mistakes. Karen E. Quinones Miller self-esteem mistake opportunity Life it too short to deal with crazy people. Karen E. Quinones Miller crazy life people