Perhaps you were in a situation in which you were painfully self-conscious, worrying about how you looked, how you were dressed, what people thought of you. On the other hand, you probably can...

Perhaps you were in a situation in which you were painfully self-conscious, worrying about how you looked, how you were dressed, what people thought of you. On the other hand, you probably can remember times during which you experienced the joy of being totally absorbed with others or with some project.