Obviously anytime a lab coat is contaminated, all bets are off, and that coat should be changed regardless of where you are. For more on lab coat standards and information, click here. Also, check out the Tools section for a free Bloodborne Pathogens PPE Compliance Checklist.
Self-worth is important to recognize because it helps us have a better self-esteem. We must know the value of ourselves before we gain the confidence to demonstrate our own value to others. Recognizing our self-worth allows us to believe in ourselves and not let the failures in life and the opinions of others define us.
The most important qualities for me are honesty, humility & a good sense of humor. I find it's easy to connect with people who have humility as they are more approachable and easy to talk to. Arrogant pole repel me. Honesty is also important as I feel I can trust honest people.