Fr. Mike explores the balance between 'coming as you are' and 'putting on your best for the Lord.' He explains that while the state of our hearts ultimately matters most, it's not the only thing that matters. Dressing respectfully for Mass can be a way to honor God, but it should never cover up a lack of sincerity or distract from the true purpose of the Mass.
The question to consider is: does my outward appearance reflect the love and reverence in my heart?